72268140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{523}}^1$

素因数の和:596

約数の個数: 144

約数和(自身を含む): 240855552

約数和(自身を除く): 168587412

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 47, 49, 60, 70, 84, 94, 98, 105, 140, 141, 147, 188, 196, 210, 235, 245, 282, 294, 329, 420, 470, 490, 523, 564, 588, 658, 705, 735, 940, 980, 987, 1046, 1316, 1410, 1470, 1569, 1645, 1974, 2092, 2303, 2615, 2820, 2940, 3138, 3290, 3661, 3948, 4606, 4935, 5230, 6276, 6580, 6909, 7322, 7845, 9212, 9870, 10460, 10983, 11515, 13818, 14644, 15690, 18305, 19740, 21966, 23030, 24581, 25627, 27636, 31380, 34545, 36610, 43932, 46060, 49162, 51254, 54915, 69090, 73220, 73743, 76881, 98324, 102508, 109830, 122905, 128135, 138180, 147486, 153762, 172067, 219660, 245810, 256270, 294972, 307524, 344134, 368715, 384405, 491620, 512540, 516201, 688268, 737430, 768810, 860335, 1032402, 1204469, 1474860, 1537620, 1720670, 2064804, 2408938, 2581005, 3441340, 3613407, 4817876, 5162010, 6022345, 7226814, 10324020, 12044690, 14453628, 18067035, 24089380, 36134070, 72268140]

約数ペア:

[(1, 72268140), (2, 36134070), (3, 24089380), (4, 18067035), (5, 14453628), (6, 12044690), (7, 10324020), (10, 7226814), (12, 6022345), (14, 5162010), (15, 4817876), (20, 3613407), (21, 3441340), (28, 2581005), (30, 2408938), (35, 2064804), (42, 1720670), (47, 1537620), (49, 1474860), (60, 1204469), (70, 1032402), (84, 860335), (94, 768810), (98, 737430), (105, 688268), (140, 516201), (141, 512540), (147, 491620), (188, 384405), (196, 368715), (210, 344134), (235, 307524), (245, 294972), (282, 256270), (294, 245810), (329, 219660), (420, 172067), (470, 153762), (490, 147486), (523, 138180), (564, 128135), (588, 122905), (658, 109830), (705, 102508), (735, 98324), (940, 76881), (980, 73743), (987, 73220), (1046, 69090), (1316, 54915), (1410, 51254), (1470, 49162), (1569, 46060), (1645, 43932), (1974, 36610), (2092, 34545), (2303, 31380), (2615, 27636), (2820, 25627), (2940, 24581), (3138, 23030), (3290, 21966), (3661, 19740), (3948, 18305), (4606, 15690), (4935, 14644), (5230, 13818), (6276, 11515), (6580, 10983), (6909, 10460), (7322, 9870), (7845, 9212)]