20503323120

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{5393}}^1$

素因数の和:5520

約数の個数: 320

約数和(自身を含む): 76024848384

約数和(自身を除く): 55521525264

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 35, 40, 42, 48, 56, 60, 62, 70, 73, 80, 84, 93, 105, 112, 120, 124, 140, 146, 155, 168, 186, 210, 217, 219, 240, 248, 280, 292, 310, 336, 365, 372, 420, 434, 438, 465, 496, 511, 560, 584, 620, 651, 730, 744, 840, 868, 876, 930, 1022, 1085, 1095, 1168, 1240, 1302, 1460, 1488, 1533, 1680, 1736, 1752, 1860, 2044, 2170, 2190, 2263, 2480, 2555, 2604, 2920, 3066, 3255, 3472, 3504, 3720, 4088, 4340, 4380, 4526, 5110, 5208, 5393, 5840, 6132, 6510, 6789, 7440, 7665, 8176, 8680, 8760, 9052, 10220, 10416, 10786, 11315, 12264, 13020, 13578, 15330, 15841, 16179, 17360, 17520, 18104, 20440, 21572, 22630, 24528, 26040, 26965, 27156, 30660, 31682, 32358, 33945, 36208, 37751, 40880, 43144, 45260, 47523, 52080, 53930, 54312, 61320, 63364, 64716, 67890, 75502, 79205, 80895, 86288, 90520, 95046, 107860, 108624, 113253, 122640, 126728, 129432, 135780, 151004, 158410, 161790, 167183, 181040, 188755, 190092, 215720, 226506, 237615, 253456, 258864, 271560, 302008, 316820, 323580, 334366, 377510, 380184, 393689, 431440, 453012, 475230, 501549, 543120, 566265, 604016, 633640, 647160, 668732, 755020, 760368, 787378, 835915, 906024, 950460, 1003098, 1132530, 1170281, 1181067, 1267280, 1294320, 1337464, 1510040, 1574756, 1671830, 1812048, 1900920, 1968445, 2006196, 2265060, 2340562, 2362134, 2507745, 2674928, 2755823, 3020080, 3149512, 3343660, 3510843, 3801840, 3936890, 4012392, 4530120, 4681124, 4724268, 5015490, 5511646, 5851405, 5905335, 6299024, 6687320, 7021686, 7873780, 8024784, 8267469, 9060240, 9362248, 9448536, 10030980, 11023292, 11702810, 11810670, 12204359, 13374640, 13779115, 14043372, 15747560, 16534938, 17554215, 18724496, 18897072, 20061960, 22046584, 23405620, 23621340, 24408718, 27558230, 28086744, 31495120, 33069876, 35108430, 36613077, 40123920, 41337345, 44093168, 46811240, 47242680, 48817436, 55116460, 56173488, 61021795, 66139752, 70216860, 73226154, 82674690, 85430513, 93622480, 94485360, 97634872, 110232920, 122043590, 132279504, 140433720, 146452308, 165349380, 170861026, 183065385, 195269744, 220465840, 244087180, 256291539, 280867440, 292904616, 330698760, 341722052, 366130770, 427152565, 488174360, 512583078, 585809232, 661397520, 683444104, 732261540, 854305130, 976348720, 1025166156, 1281457695, 1366888208, 1464523080, 1708610260, 2050332312, 2562915390, 2929046160, 3417220520, 4100664624, 5125830780, 6834441040, 10251661560, 20503323120]

約数ペア:

[(1, 20503323120), (2, 10251661560), (3, 6834441040), (4, 5125830780), (5, 4100664624), (6, 3417220520), (7, 2929046160), (8, 2562915390), (10, 2050332312), (12, 1708610260), (14, 1464523080), (15, 1366888208), (16, 1281457695), (20, 1025166156), (21, 976348720), (24, 854305130), (28, 732261540), (30, 683444104), (31, 661397520), (35, 585809232), (40, 512583078), (42, 488174360), (48, 427152565), (56, 366130770), (60, 341722052), (62, 330698760), (70, 292904616), (73, 280867440), (80, 256291539), (84, 244087180), (93, 220465840), (105, 195269744), (112, 183065385), (120, 170861026), (124, 165349380), (140, 146452308), (146, 140433720), (155, 132279504), (168, 122043590), (186, 110232920), (210, 97634872), (217, 94485360), (219, 93622480), (240, 85430513), (248, 82674690), (280, 73226154), (292, 70216860), (310, 66139752), (336, 61021795), (365, 56173488), (372, 55116460), (420, 48817436), (434, 47242680), (438, 46811240), (465, 44093168), (496, 41337345), (511, 40123920), (560, 36613077), (584, 35108430), (620, 33069876), (651, 31495120), (730, 28086744), (744, 27558230), (840, 24408718), (868, 23621340), (876, 23405620), (930, 22046584), (1022, 20061960), (1085, 18897072), (1095, 18724496), (1168, 17554215), (1240, 16534938), (1302, 15747560), (1460, 14043372), (1488, 13779115), (1533, 13374640), (1680, 12204359), (1736, 11810670), (1752, 11702810), (1860, 11023292), (2044, 10030980), (2170, 9448536), (2190, 9362248), (2263, 9060240), (2480, 8267469), (2555, 8024784), (2604, 7873780), (2920, 7021686), (3066, 6687320), (3255, 6299024), (3472, 5905335), (3504, 5851405), (3720, 5511646), (4088, 5015490), (4340, 4724268), (4380, 4681124), (4526, 4530120), (5110, 4012392), (5208, 3936890), (5393, 3801840), (5840, 3510843), (6132, 3343660), (6510, 3149512), (6789, 3020080), (7440, 2755823), (7665, 2674928), (8176, 2507745), (8680, 2362134), (8760, 2340562), (9052, 2265060), (10220, 2006196), (10416, 1968445), (10786, 1900920), (11315, 1812048), (12264, 1671830), (13020, 1574756), (13578, 1510040), (15330, 1337464), (15841, 1294320), (16179, 1267280), (17360, 1181067), (17520, 1170281), (18104, 1132530), (20440, 1003098), (21572, 950460), (22630, 906024), (24528, 835915), (26040, 787378), (26965, 760368), (27156, 755020), (30660, 668732), (31682, 647160), (32358, 633640), (33945, 604016), (36208, 566265), (37751, 543120), (40880, 501549), (43144, 475230), (45260, 453012), (47523, 431440), (52080, 393689), (53930, 380184), (54312, 377510), (61320, 334366), (63364, 323580), (64716, 316820), (67890, 302008), (75502, 271560), (79205, 258864), (80895, 253456), (86288, 237615), (90520, 226506), (95046, 215720), (107860, 190092), (108624, 188755), (113253, 181040), (122640, 167183), (126728, 161790), (129432, 158410), (135780, 151004)]