420026040

素因数分解:

$2^3\times 3^3\times 5^1\times 7^2\times {\mathrm{7937}}^1$

素因数の和:7971

約数の個数: 192

約数和(自身を含む): 1628877600

約数和(自身を除く): 1208851560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 49, 54, 56, 60, 63, 70, 72, 84, 90, 98, 105, 108, 120, 126, 135, 140, 147, 168, 180, 189, 196, 210, 216, 245, 252, 270, 280, 294, 315, 360, 378, 392, 420, 441, 490, 504, 540, 588, 630, 735, 756, 840, 882, 945, 980, 1080, 1176, 1260, 1323, 1470, 1512, 1764, 1890, 1960, 2205, 2520, 2646, 2940, 3528, 3780, 4410, 5292, 5880, 6615, 7560, 7937, 8820, 10584, 13230, 15874, 17640, 23811, 26460, 31748, 39685, 47622, 52920, 55559, 63496, 71433, 79370, 95244, 111118, 119055, 142866, 158740, 166677, 190488, 214299, 222236, 238110, 277795, 285732, 317480, 333354, 357165, 388913, 428598, 444472, 476220, 500031, 555590, 571464, 666708, 714330, 777826, 833385, 857196, 952440, 1000062, 1071495, 1111180, 1166739, 1333416, 1428660, 1500093, 1555652, 1666770, 1714392, 1944565, 2000124, 2142990, 2222360, 2333478, 2500155, 2857320, 3000186, 3111304, 3333540, 3500217, 3889130, 4000248, 4285980, 4666956, 5000310, 5833695, 6000372, 6667080, 7000434, 7500465, 7778260, 8571960, 9333912, 10000620, 10500651, 11667390, 12000744, 14000868, 15000930, 15556520, 17501085, 20001240, 21001302, 23334780, 28001736, 30001860, 35002170, 42002604, 46669560, 52503255, 60003720, 70004340, 84005208, 105006510, 140008680, 210013020, 420026040]

約数ペア:

[(1, 420026040), (2, 210013020), (3, 140008680), (4, 105006510), (5, 84005208), (6, 70004340), (7, 60003720), (8, 52503255), (9, 46669560), (10, 42002604), (12, 35002170), (14, 30001860), (15, 28001736), (18, 23334780), (20, 21001302), (21, 20001240), (24, 17501085), (27, 15556520), (28, 15000930), (30, 14000868), (35, 12000744), (36, 11667390), (40, 10500651), (42, 10000620), (45, 9333912), (49, 8571960), (54, 7778260), (56, 7500465), (60, 7000434), (63, 6667080), (70, 6000372), (72, 5833695), (84, 5000310), (90, 4666956), (98, 4285980), (105, 4000248), (108, 3889130), (120, 3500217), (126, 3333540), (135, 3111304), (140, 3000186), (147, 2857320), (168, 2500155), (180, 2333478), (189, 2222360), (196, 2142990), (210, 2000124), (216, 1944565), (245, 1714392), (252, 1666770), (270, 1555652), (280, 1500093), (294, 1428660), (315, 1333416), (360, 1166739), (378, 1111180), (392, 1071495), (420, 1000062), (441, 952440), (490, 857196), (504, 833385), (540, 777826), (588, 714330), (630, 666708), (735, 571464), (756, 555590), (840, 500031), (882, 476220), (945, 444472), (980, 428598), (1080, 388913), (1176, 357165), (1260, 333354), (1323, 317480), (1470, 285732), (1512, 277795), (1764, 238110), (1890, 222236), (1960, 214299), (2205, 190488), (2520, 166677), (2646, 158740), (2940, 142866), (3528, 119055), (3780, 111118), (4410, 95244), (5292, 79370), (5880, 71433), (6615, 63496), (7560, 55559), (7937, 52920), (8820, 47622), (10584, 39685), (13230, 31748), (15874, 26460), (17640, 23811)]