316988020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{379}}^1$

素因数の和:509

約数の個数: 96

約数和(自身を含む): 735436800

約数和(自身を除く): 418448780

約数列:

[1, 2, 4, 5, 10, 19, 20, 31, 38, 62, 71, 76, 95, 124, 142, 155, 190, 284, 310, 355, 379, 380, 589, 620, 710, 758, 1178, 1349, 1420, 1516, 1895, 2201, 2356, 2698, 2945, 3790, 4402, 5396, 5890, 6745, 7201, 7580, 8804, 11005, 11749, 11780, 13490, 14402, 22010, 23498, 26909, 26980, 28804, 36005, 41819, 44020, 46996, 53818, 58745, 72010, 83638, 107636, 117490, 134545, 144020, 167276, 209095, 223231, 234980, 269090, 418190, 446462, 511271, 538180, 834179, 836380, 892924, 1022542, 1116155, 1668358, 2045084, 2232310, 2556355, 3336716, 4170895, 4464620, 5112710, 8341790, 10225420, 15849401, 16683580, 31698802, 63397604, 79247005, 158494010, 316988020]

約数ペア:

[(1, 316988020), (2, 158494010), (4, 79247005), (5, 63397604), (10, 31698802), (19, 16683580), (20, 15849401), (31, 10225420), (38, 8341790), (62, 5112710), (71, 4464620), (76, 4170895), (95, 3336716), (124, 2556355), (142, 2232310), (155, 2045084), (190, 1668358), (284, 1116155), (310, 1022542), (355, 892924), (379, 836380), (380, 834179), (589, 538180), (620, 511271), (710, 446462), (758, 418190), (1178, 269090), (1349, 234980), (1420, 223231), (1516, 209095), (1895, 167276), (2201, 144020), (2356, 134545), (2698, 117490), (2945, 107636), (3790, 83638), (4402, 72010), (5396, 58745), (5890, 53818), (6745, 46996), (7201, 44020), (7580, 41819), (8804, 36005), (11005, 28804), (11749, 26980), (11780, 26909), (13490, 23498), (14402, 22010)]