127681260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{137}}^1\times {\mathrm{317}}^1$

素因数の和:480

約数の個数: 144

約数和(自身を含む): 420233184

約数和(自身を除く): 292551924

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 137, 140, 147, 196, 210, 245, 274, 294, 317, 411, 420, 490, 548, 588, 634, 685, 735, 822, 951, 959, 980, 1268, 1370, 1470, 1585, 1644, 1902, 1918, 2055, 2219, 2740, 2877, 2940, 3170, 3804, 3836, 4110, 4438, 4755, 4795, 5754, 6340, 6657, 6713, 8220, 8876, 9510, 9590, 11095, 11508, 13314, 13426, 14385, 15533, 19020, 19180, 20139, 22190, 26628, 26852, 28770, 31066, 33285, 33565, 40278, 43429, 44380, 46599, 57540, 62132, 66570, 67130, 77665, 80556, 86858, 93198, 100695, 130287, 133140, 134260, 155330, 173716, 186396, 201390, 217145, 232995, 260574, 304003, 310660, 402780, 434290, 465990, 521148, 608006, 651435, 868580, 912009, 931980, 1216012, 1302870, 1520015, 1824018, 2128021, 2605740, 3040030, 3648036, 4256042, 4560045, 6080060, 6384063, 8512084, 9120090, 10640105, 12768126, 18240180, 21280210, 25536252, 31920315, 42560420, 63840630, 127681260]

約数ペア:

[(1, 127681260), (2, 63840630), (3, 42560420), (4, 31920315), (5, 25536252), (6, 21280210), (7, 18240180), (10, 12768126), (12, 10640105), (14, 9120090), (15, 8512084), (20, 6384063), (21, 6080060), (28, 4560045), (30, 4256042), (35, 3648036), (42, 3040030), (49, 2605740), (60, 2128021), (70, 1824018), (84, 1520015), (98, 1302870), (105, 1216012), (137, 931980), (140, 912009), (147, 868580), (196, 651435), (210, 608006), (245, 521148), (274, 465990), (294, 434290), (317, 402780), (411, 310660), (420, 304003), (490, 260574), (548, 232995), (588, 217145), (634, 201390), (685, 186396), (735, 173716), (822, 155330), (951, 134260), (959, 133140), (980, 130287), (1268, 100695), (1370, 93198), (1470, 86858), (1585, 80556), (1644, 77665), (1902, 67130), (1918, 66570), (2055, 62132), (2219, 57540), (2740, 46599), (2877, 44380), (2940, 43429), (3170, 40278), (3804, 33565), (3836, 33285), (4110, 31066), (4438, 28770), (4755, 26852), (4795, 26628), (5754, 22190), (6340, 20139), (6657, 19180), (6713, 19020), (8220, 15533), (8876, 14385), (9510, 13426), (9590, 13314), (11095, 11508)]