283728780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{149}}^2$

素因数の和:384

約数の個数: 108

約数和(自身を含む): 878662512

約数和(自身を除く): 594933732

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 142, 149, 180, 213, 284, 298, 355, 426, 447, 596, 639, 710, 745, 852, 894, 1065, 1278, 1341, 1420, 1490, 1788, 2130, 2235, 2556, 2682, 2980, 3195, 4260, 4470, 5364, 6390, 6705, 8940, 10579, 12780, 13410, 21158, 22201, 26820, 31737, 42316, 44402, 52895, 63474, 66603, 88804, 95211, 105790, 111005, 126948, 133206, 158685, 190422, 199809, 211580, 222010, 266412, 317370, 333015, 380844, 399618, 444020, 476055, 634740, 666030, 799236, 952110, 999045, 1332060, 1576271, 1904220, 1998090, 3152542, 3996180, 4728813, 6305084, 7881355, 9457626, 14186439, 15762710, 18915252, 23644065, 28372878, 31525420, 47288130, 56745756, 70932195, 94576260, 141864390, 283728780]

約数ペア:

[(1, 283728780), (2, 141864390), (3, 94576260), (4, 70932195), (5, 56745756), (6, 47288130), (9, 31525420), (10, 28372878), (12, 23644065), (15, 18915252), (18, 15762710), (20, 14186439), (30, 9457626), (36, 7881355), (45, 6305084), (60, 4728813), (71, 3996180), (90, 3152542), (142, 1998090), (149, 1904220), (180, 1576271), (213, 1332060), (284, 999045), (298, 952110), (355, 799236), (426, 666030), (447, 634740), (596, 476055), (639, 444020), (710, 399618), (745, 380844), (852, 333015), (894, 317370), (1065, 266412), (1278, 222010), (1341, 211580), (1420, 199809), (1490, 190422), (1788, 158685), (2130, 133206), (2235, 126948), (2556, 111005), (2682, 105790), (2980, 95211), (3195, 88804), (4260, 66603), (4470, 63474), (5364, 52895), (6390, 44402), (6705, 42316), (8940, 31737), (10579, 26820), (12780, 22201), (13410, 21158)]