18961429620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{76649}}^1$

素因数の和:76718

約数の個数: 192

約数和(自身を含む): 65931264000

約数和(自身を除く): 46969834380

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 31, 35, 38, 42, 57, 60, 62, 70, 76, 84, 93, 95, 105, 114, 124, 133, 140, 155, 186, 190, 210, 217, 228, 266, 285, 310, 372, 380, 399, 420, 434, 465, 532, 570, 589, 620, 651, 665, 798, 868, 930, 1085, 1140, 1178, 1302, 1330, 1596, 1767, 1860, 1995, 2170, 2356, 2604, 2660, 2945, 3255, 3534, 3990, 4123, 4340, 5890, 6510, 7068, 7980, 8246, 8835, 11780, 12369, 13020, 16492, 17670, 20615, 24738, 35340, 41230, 49476, 61845, 76649, 82460, 123690, 153298, 229947, 247380, 306596, 383245, 459894, 536543, 766490, 919788, 1073086, 1149735, 1456331, 1532980, 1609629, 2146172, 2299470, 2376119, 2682715, 2912662, 3219258, 4368993, 4598940, 4752238, 5365430, 5825324, 6438516, 7128357, 7281655, 8048145, 8737986, 9504476, 10194317, 10730860, 11880595, 14256714, 14563310, 16096290, 16632833, 17475972, 20388634, 21844965, 23761190, 28513428, 29126620, 30582951, 32192580, 33265666, 35641785, 40777268, 43689930, 45146261, 47522380, 49898499, 50971585, 61165902, 66531332, 71283570, 83164165, 87379860, 90292522, 99796998, 101943170, 122331804, 135438783, 142567140, 152914755, 166328330, 180585044, 199593996, 203886340, 225731305, 249492495, 270877566, 305829510, 316023827, 332656660, 451462610, 498984990, 541755132, 611659020, 632047654, 677193915, 902925220, 948071481, 997969980, 1264095308, 1354387830, 1580119135, 1896142962, 2708775660, 3160238270, 3792285924, 4740357405, 6320476540, 9480714810, 18961429620]

約数ペア:

[(1, 18961429620), (2, 9480714810), (3, 6320476540), (4, 4740357405), (5, 3792285924), (6, 3160238270), (7, 2708775660), (10, 1896142962), (12, 1580119135), (14, 1354387830), (15, 1264095308), (19, 997969980), (20, 948071481), (21, 902925220), (28, 677193915), (30, 632047654), (31, 611659020), (35, 541755132), (38, 498984990), (42, 451462610), (57, 332656660), (60, 316023827), (62, 305829510), (70, 270877566), (76, 249492495), (84, 225731305), (93, 203886340), (95, 199593996), (105, 180585044), (114, 166328330), (124, 152914755), (133, 142567140), (140, 135438783), (155, 122331804), (186, 101943170), (190, 99796998), (210, 90292522), (217, 87379860), (228, 83164165), (266, 71283570), (285, 66531332), (310, 61165902), (372, 50971585), (380, 49898499), (399, 47522380), (420, 45146261), (434, 43689930), (465, 40777268), (532, 35641785), (570, 33265666), (589, 32192580), (620, 30582951), (651, 29126620), (665, 28513428), (798, 23761190), (868, 21844965), (930, 20388634), (1085, 17475972), (1140, 16632833), (1178, 16096290), (1302, 14563310), (1330, 14256714), (1596, 11880595), (1767, 10730860), (1860, 10194317), (1995, 9504476), (2170, 8737986), (2356, 8048145), (2604, 7281655), (2660, 7128357), (2945, 6438516), (3255, 5825324), (3534, 5365430), (3990, 4752238), (4123, 4598940), (4340, 4368993), (5890, 3219258), (6510, 2912662), (7068, 2682715), (7980, 2376119), (8246, 2299470), (8835, 2146172), (11780, 1609629), (12369, 1532980), (13020, 1456331), (16492, 1149735), (17670, 1073086), (20615, 919788), (24738, 766490), (35340, 536543), (41230, 459894), (49476, 383245), (61845, 306596), (76649, 247380), (82460, 229947), (123690, 153298)]