488474140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{401}}^1$

素因数の和:548

約数の個数: 144

約数和(自身を含む): 1316546784

約数和(自身を除く): 828072644

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 113, 140, 154, 196, 220, 226, 245, 308, 385, 401, 452, 490, 539, 565, 770, 791, 802, 980, 1078, 1130, 1243, 1540, 1582, 1604, 2005, 2156, 2260, 2486, 2695, 2807, 3164, 3955, 4010, 4411, 4972, 5390, 5537, 5614, 6215, 7910, 8020, 8701, 8822, 10780, 11074, 11228, 12430, 14035, 15820, 17402, 17644, 19649, 22055, 22148, 24860, 27685, 28070, 30877, 34804, 39298, 43505, 44110, 45313, 55370, 56140, 60907, 61754, 78596, 87010, 88220, 90626, 98245, 110740, 121814, 123508, 154385, 174020, 181252, 196490, 216139, 226565, 243628, 304535, 308770, 317191, 392980, 432278, 453130, 498443, 609070, 617540, 634382, 864556, 906260, 996886, 1080695, 1218140, 1268764, 1585955, 1993772, 2161390, 2220337, 2492215, 3171910, 3489101, 4322780, 4440674, 4984430, 6343820, 6978202, 8881348, 9968860, 11101685, 13956404, 17445505, 22203370, 24423707, 34891010, 44406740, 48847414, 69782020, 97694828, 122118535, 244237070, 488474140]

約数ペア:

[(1, 488474140), (2, 244237070), (4, 122118535), (5, 97694828), (7, 69782020), (10, 48847414), (11, 44406740), (14, 34891010), (20, 24423707), (22, 22203370), (28, 17445505), (35, 13956404), (44, 11101685), (49, 9968860), (55, 8881348), (70, 6978202), (77, 6343820), (98, 4984430), (110, 4440674), (113, 4322780), (140, 3489101), (154, 3171910), (196, 2492215), (220, 2220337), (226, 2161390), (245, 1993772), (308, 1585955), (385, 1268764), (401, 1218140), (452, 1080695), (490, 996886), (539, 906260), (565, 864556), (770, 634382), (791, 617540), (802, 609070), (980, 498443), (1078, 453130), (1130, 432278), (1243, 392980), (1540, 317191), (1582, 308770), (1604, 304535), (2005, 243628), (2156, 226565), (2260, 216139), (2486, 196490), (2695, 181252), (2807, 174020), (3164, 154385), (3955, 123508), (4010, 121814), (4411, 110740), (4972, 98245), (5390, 90626), (5537, 88220), (5614, 87010), (6215, 78596), (7910, 61754), (8020, 60907), (8701, 56140), (8822, 55370), (10780, 45313), (11074, 44110), (11228, 43505), (12430, 39298), (14035, 34804), (15820, 30877), (17402, 28070), (17644, 27685), (19649, 24860), (22055, 22148)]