257028624

素因数分解:

$2^4\times 3^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{1009}}^1$

素因数の和:1113

約数の個数: 120

約数和(自身を含む): 757075800

約数和(自身を除く): 500047176

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 29, 36, 48, 58, 61, 72, 87, 116, 122, 144, 174, 183, 232, 244, 261, 348, 366, 464, 488, 522, 549, 696, 732, 976, 1009, 1044, 1098, 1392, 1464, 1769, 2018, 2088, 2196, 2928, 3027, 3538, 4036, 4176, 4392, 5307, 6054, 7076, 8072, 8784, 9081, 10614, 12108, 14152, 15921, 16144, 18162, 21228, 24216, 28304, 29261, 31842, 36324, 42456, 48432, 58522, 61549, 63684, 72648, 84912, 87783, 117044, 123098, 127368, 145296, 175566, 184647, 234088, 246196, 254736, 263349, 351132, 369294, 468176, 492392, 526698, 553941, 702264, 738588, 984784, 1053396, 1107882, 1404528, 1477176, 1784921, 2106792, 2215764, 2954352, 3569842, 4213584, 4431528, 5354763, 7139684, 8863056, 10709526, 14279368, 16064289, 21419052, 28558736, 32128578, 42838104, 64257156, 85676208, 128514312, 257028624]

約数ペア:

[(1, 257028624), (2, 128514312), (3, 85676208), (4, 64257156), (6, 42838104), (8, 32128578), (9, 28558736), (12, 21419052), (16, 16064289), (18, 14279368), (24, 10709526), (29, 8863056), (36, 7139684), (48, 5354763), (58, 4431528), (61, 4213584), (72, 3569842), (87, 2954352), (116, 2215764), (122, 2106792), (144, 1784921), (174, 1477176), (183, 1404528), (232, 1107882), (244, 1053396), (261, 984784), (348, 738588), (366, 702264), (464, 553941), (488, 526698), (522, 492392), (549, 468176), (696, 369294), (732, 351132), (976, 263349), (1009, 254736), (1044, 246196), (1098, 234088), (1392, 184647), (1464, 175566), (1769, 145296), (2018, 127368), (2088, 123098), (2196, 117044), (2928, 87783), (3027, 84912), (3538, 72648), (4036, 63684), (4176, 61549), (4392, 58522), (5307, 48432), (6054, 42456), (7076, 36324), (8072, 31842), (8784, 29261), (9081, 28304), (10614, 24216), (12108, 21228), (14152, 18162), (15921, 16144)]