253870440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{359}}^1$

素因数の和:527

約数の個数: 128

約数和(自身を含む): 783820800

約数和(自身を除く): 529950360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 71, 83, 120, 142, 166, 213, 249, 284, 332, 355, 359, 415, 426, 498, 568, 664, 710, 718, 830, 852, 996, 1065, 1077, 1245, 1420, 1436, 1660, 1704, 1795, 1992, 2130, 2154, 2490, 2840, 2872, 3320, 3590, 4260, 4308, 4980, 5385, 5893, 7180, 8520, 8616, 9960, 10770, 11786, 14360, 17679, 21540, 23572, 25489, 29465, 29797, 35358, 43080, 47144, 50978, 58930, 59594, 70716, 76467, 88395, 89391, 101956, 117860, 119188, 127445, 141432, 148985, 152934, 176790, 178782, 203912, 235720, 238376, 254890, 297970, 305868, 353580, 357564, 382335, 446955, 509780, 595940, 611736, 707160, 715128, 764670, 893910, 1019560, 1191880, 1529340, 1787820, 2115587, 3058680, 3575640, 4231174, 6346761, 8462348, 10577935, 12693522, 16924696, 21155870, 25387044, 31733805, 42311740, 50774088, 63467610, 84623480, 126935220, 253870440]

約数ペア:

[(1, 253870440), (2, 126935220), (3, 84623480), (4, 63467610), (5, 50774088), (6, 42311740), (8, 31733805), (10, 25387044), (12, 21155870), (15, 16924696), (20, 12693522), (24, 10577935), (30, 8462348), (40, 6346761), (60, 4231174), (71, 3575640), (83, 3058680), (120, 2115587), (142, 1787820), (166, 1529340), (213, 1191880), (249, 1019560), (284, 893910), (332, 764670), (355, 715128), (359, 707160), (415, 611736), (426, 595940), (498, 509780), (568, 446955), (664, 382335), (710, 357564), (718, 353580), (830, 305868), (852, 297970), (996, 254890), (1065, 238376), (1077, 235720), (1245, 203912), (1420, 178782), (1436, 176790), (1660, 152934), (1704, 148985), (1795, 141432), (1992, 127445), (2130, 119188), (2154, 117860), (2490, 101956), (2840, 89391), (2872, 88395), (3320, 76467), (3590, 70716), (4260, 59594), (4308, 58930), (4980, 50978), (5385, 47144), (5893, 43080), (7180, 35358), (8520, 29797), (8616, 29465), (9960, 25489), (10770, 23572), (11786, 21540), (14360, 17679)]