249207660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{379}}^1$

素因数の和:688

約数の個数: 144

約数和(自身を含む): 819131040

約数和(自身を除く): 569923380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 281, 379, 390, 468, 562, 585, 758, 780, 843, 1124, 1137, 1170, 1405, 1516, 1686, 1895, 2274, 2340, 2529, 2810, 3372, 3411, 3653, 3790, 4215, 4548, 4927, 5058, 5620, 5685, 6822, 7306, 7580, 8430, 9854, 10116, 10959, 11370, 12645, 13644, 14612, 14781, 16860, 17055, 18265, 19708, 21918, 22740, 24635, 25290, 29562, 32877, 34110, 36530, 43836, 44343, 49270, 50580, 54795, 59124, 65754, 68220, 73060, 73905, 88686, 98540, 106499, 109590, 131508, 147810, 164385, 177372, 212998, 219180, 221715, 295620, 319497, 328770, 425996, 443430, 532495, 638994, 657540, 886860, 958491, 1064990, 1277988, 1384487, 1597485, 1916982, 2129980, 2768974, 3194970, 3833964, 4153461, 4792455, 5537948, 6389940, 6922435, 8306922, 9584910, 12460383, 13844870, 16613844, 19169820, 20767305, 24920766, 27689740, 41534610, 49841532, 62301915, 83069220, 124603830, 249207660]

約数ペア:

[(1, 249207660), (2, 124603830), (3, 83069220), (4, 62301915), (5, 49841532), (6, 41534610), (9, 27689740), (10, 24920766), (12, 20767305), (13, 19169820), (15, 16613844), (18, 13844870), (20, 12460383), (26, 9584910), (30, 8306922), (36, 6922435), (39, 6389940), (45, 5537948), (52, 4792455), (60, 4153461), (65, 3833964), (78, 3194970), (90, 2768974), (117, 2129980), (130, 1916982), (156, 1597485), (180, 1384487), (195, 1277988), (234, 1064990), (260, 958491), (281, 886860), (379, 657540), (390, 638994), (468, 532495), (562, 443430), (585, 425996), (758, 328770), (780, 319497), (843, 295620), (1124, 221715), (1137, 219180), (1170, 212998), (1405, 177372), (1516, 164385), (1686, 147810), (1895, 131508), (2274, 109590), (2340, 106499), (2529, 98540), (2810, 88686), (3372, 73905), (3411, 73060), (3653, 68220), (3790, 65754), (4215, 59124), (4548, 54795), (4927, 50580), (5058, 49270), (5620, 44343), (5685, 43836), (6822, 36530), (7306, 34110), (7580, 32877), (8430, 29562), (9854, 25290), (10116, 24635), (10959, 22740), (11370, 21918), (12645, 19708), (13644, 18265), (14612, 17055), (14781, 16860)]