72181950

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:127

約数の個数: 144

約数和(自身を含む): 199558656

約数和(自身を除く): 127376706

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 25, 30, 31, 38, 43, 50, 57, 62, 75, 86, 93, 95, 114, 129, 150, 155, 186, 190, 215, 258, 285, 310, 361, 430, 465, 475, 570, 589, 645, 722, 775, 817, 930, 950, 1075, 1083, 1178, 1290, 1333, 1425, 1550, 1634, 1767, 1805, 2150, 2166, 2325, 2451, 2666, 2850, 2945, 3225, 3534, 3610, 3999, 4085, 4650, 4902, 5415, 5890, 6450, 6665, 7998, 8170, 8835, 9025, 10830, 11191, 12255, 13330, 14725, 15523, 17670, 18050, 19995, 20425, 22382, 24510, 25327, 27075, 29450, 31046, 33325, 33573, 39990, 40850, 44175, 46569, 50654, 54150, 55955, 61275, 66650, 67146, 75981, 77615, 88350, 93138, 99975, 111910, 122550, 126635, 151962, 155230, 167865, 199950, 232845, 253270, 279775, 335730, 379905, 388075, 465690, 481213, 559550, 633175, 759810, 776150, 839325, 962426, 1164225, 1266350, 1443639, 1678650, 1899525, 2328450, 2406065, 2887278, 3799050, 4812130, 7218195, 12030325, 14436390, 24060650, 36090975, 72181950]

約数ペア:

[(1, 72181950), (2, 36090975), (3, 24060650), (5, 14436390), (6, 12030325), (10, 7218195), (15, 4812130), (19, 3799050), (25, 2887278), (30, 2406065), (31, 2328450), (38, 1899525), (43, 1678650), (50, 1443639), (57, 1266350), (62, 1164225), (75, 962426), (86, 839325), (93, 776150), (95, 759810), (114, 633175), (129, 559550), (150, 481213), (155, 465690), (186, 388075), (190, 379905), (215, 335730), (258, 279775), (285, 253270), (310, 232845), (361, 199950), (430, 167865), (465, 155230), (475, 151962), (570, 126635), (589, 122550), (645, 111910), (722, 99975), (775, 93138), (817, 88350), (930, 77615), (950, 75981), (1075, 67146), (1083, 66650), (1178, 61275), (1290, 55955), (1333, 54150), (1425, 50654), (1550, 46569), (1634, 44175), (1767, 40850), (1805, 39990), (2150, 33573), (2166, 33325), (2325, 31046), (2451, 29450), (2666, 27075), (2850, 25327), (2945, 24510), (3225, 22382), (3534, 20425), (3610, 19995), (3999, 18050), (4085, 17670), (4650, 15523), (4902, 14725), (5415, 13330), (5890, 12255), (6450, 11191), (6665, 10830), (7998, 9025), (8170, 8835)]