8101721040

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{2131}}^1$

素因数の和:2258

約数の個数: 320

約数和(自身を含む): 30049124352

約数和(自身を除く): 21947403312

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, 2131, 2170, 2190, 2263, 2480, 2555, 2604, 2920, 3066, 3255, 3472, 3504, 3720, 4088, 4262, 4340, 4380, 4526, 5110, 5208, 5840, 6132, 6393, 6510, 6789, 7440, 7665, 8176, 8524, 8680, 8760, 9052, 10220, 10416, 10655, 11315, 12264, 12786, 13020, 13578, 14917, 15330, 15841, 17048, 17360, 17520, 18104, 20440, 21310, 22630, 24528, 25572, 26040, 27156, 29834, 30660, 31682, 31965, 33945, 34096, 36208, 40880, 42620, 44751, 45260, 47523, 51144, 52080, 54312, 59668, 61320, 63364, 63930, 66061, 67890, 74585, 79205, 85240, 89502, 90520, 95046, 102288, 108624, 119336, 122640, 126728, 127860, 132122, 135780, 149170, 155563, 158410, 170480, 179004, 181040, 190092, 198183, 223755, 237615, 238672, 253456, 255720, 264244, 271560, 298340, 311126, 316820, 330305, 358008, 380184, 396366, 447510, 462427, 466689, 475230, 511440, 528488, 543120, 596680, 622252, 633640, 660610, 716016, 760368, 777815, 792732, 895020, 924854, 933378, 950460, 990915, 1056976, 1088941, 1193360, 1244504, 1267280, 1321220, 1387281, 1555630, 1585464, 1790040, 1849708, 1866756, 1900920, 1981830, 2177882, 2312135, 2333445, 2489008, 2642440, 2774562, 3111260, 3170928, 3266823, 3580080, 3699416, 3733512, 3801840, 3963660, 4355764, 4624270, 4666890, 4822453, 5284880, 5444705, 5549124, 6222520, 6533646, 6936405, 7398832, 7467024, 7927320, 8711528, 9248540, 9333780, 9644906, 10889410, 11098248, 12445040, 13067292, 13872810, 14467359, 15854640, 16334115, 17423056, 18497080, 18667560, 19289812, 21778820, 22196496, 24112265, 26134584, 27745620, 28934718, 32668230, 33757171, 36994160, 37335120, 38579624, 43557640, 48224530, 52269168, 55491240, 57869436, 65336460, 67514342, 72336795, 77159248, 87115280, 96449060, 101271513, 110982480, 115738872, 130672920, 135028684, 144673590, 168785855, 192898120, 202543026, 231477744, 261345840, 270057368, 289347180, 337571710, 385796240, 405086052, 506357565, 540114736, 578694360, 675143420, 810172104, 1012715130, 1157388720, 1350286840, 1620344208, 2025430260, 2700573680, 4050860520, 8101721040]

約数ペア:

[(1, 8101721040), (2, 4050860520), (3, 2700573680), (4, 2025430260), (5, 1620344208), (6, 1350286840), (7, 1157388720), (8, 1012715130), (10, 810172104), (12, 675143420), (14, 578694360), (15, 540114736), (16, 506357565), (20, 405086052), (21, 385796240), (24, 337571710), (28, 289347180), (30, 270057368), (31, 261345840), (35, 231477744), (40, 202543026), (42, 192898120), (48, 168785855), (56, 144673590), (60, 135028684), (62, 130672920), (70, 115738872), (73, 110982480), (80, 101271513), (84, 96449060), (93, 87115280), (105, 77159248), (112, 72336795), (120, 67514342), (124, 65336460), (140, 57869436), (146, 55491240), (155, 52269168), (168, 48224530), (186, 43557640), (210, 38579624), (217, 37335120), (219, 36994160), (240, 33757171), (248, 32668230), (280, 28934718), (292, 27745620), (310, 26134584), (336, 24112265), (365, 22196496), (372, 21778820), (420, 19289812), (434, 18667560), (438, 18497080), (465, 17423056), (496, 16334115), (511, 15854640), (560, 14467359), (584, 13872810), (620, 13067292), (651, 12445040), (730, 11098248), (744, 10889410), (840, 9644906), (868, 9333780), (876, 9248540), (930, 8711528), (1022, 7927320), (1085, 7467024), (1095, 7398832), (1168, 6936405), (1240, 6533646), (1302, 6222520), (1460, 5549124), (1488, 5444705), (1533, 5284880), (1680, 4822453), (1736, 4666890), (1752, 4624270), (1860, 4355764), (2044, 3963660), (2131, 3801840), (2170, 3733512), (2190, 3699416), (2263, 3580080), (2480, 3266823), (2555, 3170928), (2604, 3111260), (2920, 2774562), (3066, 2642440), (3255, 2489008), (3472, 2333445), (3504, 2312135), (3720, 2177882), (4088, 1981830), (4262, 1900920), (4340, 1866756), (4380, 1849708), (4526, 1790040), (5110, 1585464), (5208, 1555630), (5840, 1387281), (6132, 1321220), (6393, 1267280), (6510, 1244504), (6789, 1193360), (7440, 1088941), (7665, 1056976), (8176, 990915), (8524, 950460), (8680, 933378), (8760, 924854), (9052, 895020), (10220, 792732), (10416, 777815), (10655, 760368), (11315, 716016), (12264, 660610), (12786, 633640), (13020, 622252), (13578, 596680), (14917, 543120), (15330, 528488), (15841, 511440), (17048, 475230), (17360, 466689), (17520, 462427), (18104, 447510), (20440, 396366), (21310, 380184), (22630, 358008), (24528, 330305), (25572, 316820), (26040, 311126), (27156, 298340), (29834, 271560), (30660, 264244), (31682, 255720), (31965, 253456), (33945, 238672), (34096, 237615), (36208, 223755), (40880, 198183), (42620, 190092), (44751, 181040), (45260, 179004), (47523, 170480), (51144, 158410), (52080, 155563), (54312, 149170), (59668, 135780), (61320, 132122), (63364, 127860), (63930, 126728), (66061, 122640), (67890, 119336), (74585, 108624), (79205, 102288), (85240, 95046), (89502, 90520)]