312540410

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{227}}^1$

素因数の和:360

約数の個数: 128

約数和(自身を含む): 744629760

約数和(自身を除く): 432089350

約数列:

[1, 2, 5, 7, 10, 13, 14, 17, 26, 34, 35, 65, 70, 85, 89, 91, 119, 130, 170, 178, 182, 221, 227, 238, 442, 445, 454, 455, 595, 623, 890, 910, 1105, 1135, 1157, 1190, 1246, 1513, 1547, 1589, 2210, 2270, 2314, 2951, 3026, 3094, 3115, 3178, 3859, 5785, 5902, 6230, 7565, 7718, 7735, 7945, 8099, 10591, 11570, 14755, 15130, 15470, 15890, 16198, 19295, 19669, 20203, 20657, 21182, 27013, 29510, 38590, 39338, 40406, 40495, 41314, 50167, 52955, 54026, 80990, 98345, 100334, 101015, 103285, 105910, 135065, 137683, 141421, 196690, 202030, 206570, 250835, 262639, 270130, 275366, 282842, 343451, 351169, 501670, 525278, 686902, 688415, 702338, 707105, 1313195, 1376830, 1414210, 1717255, 1755845, 1838473, 2404157, 2626390, 3434510, 3511690, 3676946, 4464863, 4808314, 8929726, 9192365, 12020785, 18384730, 22324315, 24041570, 31254041, 44648630, 62508082, 156270205, 312540410]

約数ペア:

[(1, 312540410), (2, 156270205), (5, 62508082), (7, 44648630), (10, 31254041), (13, 24041570), (14, 22324315), (17, 18384730), (26, 12020785), (34, 9192365), (35, 8929726), (65, 4808314), (70, 4464863), (85, 3676946), (89, 3511690), (91, 3434510), (119, 2626390), (130, 2404157), (170, 1838473), (178, 1755845), (182, 1717255), (221, 1414210), (227, 1376830), (238, 1313195), (442, 707105), (445, 702338), (454, 688415), (455, 686902), (595, 525278), (623, 501670), (890, 351169), (910, 343451), (1105, 282842), (1135, 275366), (1157, 270130), (1190, 262639), (1246, 250835), (1513, 206570), (1547, 202030), (1589, 196690), (2210, 141421), (2270, 137683), (2314, 135065), (2951, 105910), (3026, 103285), (3094, 101015), (3115, 100334), (3178, 98345), (3859, 80990), (5785, 54026), (5902, 52955), (6230, 50167), (7565, 41314), (7718, 40495), (7735, 40406), (7945, 39338), (8099, 38590), (10591, 29510), (11570, 27013), (14755, 21182), (15130, 20657), (15470, 20203), (15890, 19669), (16198, 19295)]