156639104540

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{373}}^1\times {\mathrm{823}}^2$

素因数の和:2059

約数の個数: 72

約数和(自身を含む): 340877674368

約数和(自身を除く): 184238569828

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 373, 620, 746, 823, 1492, 1646, 1865, 3292, 3730, 4115, 7460, 8230, 11563, 16460, 23126, 25513, 46252, 51026, 57815, 102052, 115630, 127565, 231260, 255130, 306979, 510260, 613958, 677329, 1227916, 1354658, 1534895, 2709316, 3069790, 3386645, 6139580, 6773290, 9516349, 13546580, 19032698, 20997199, 38065396, 41994398, 47581745, 83988796, 95163490, 104985995, 190326980, 209971990, 252643717, 419943980, 505287434, 1010574868, 1263218585, 2526437170, 5052874340, 7831955227, 15663910454, 31327820908, 39159776135, 78319552270, 156639104540]

約数ペア:

[(1, 156639104540), (2, 78319552270), (4, 39159776135), (5, 31327820908), (10, 15663910454), (20, 7831955227), (31, 5052874340), (62, 2526437170), (124, 1263218585), (155, 1010574868), (310, 505287434), (373, 419943980), (620, 252643717), (746, 209971990), (823, 190326980), (1492, 104985995), (1646, 95163490), (1865, 83988796), (3292, 47581745), (3730, 41994398), (4115, 38065396), (7460, 20997199), (8230, 19032698), (11563, 13546580), (16460, 9516349), (23126, 6773290), (25513, 6139580), (46252, 3386645), (51026, 3069790), (57815, 2709316), (102052, 1534895), (115630, 1354658), (127565, 1227916), (231260, 677329), (255130, 613958), (306979, 510260)]