245148540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{761}}^1$

素因数の和:852

約数の個数: 192

約数和(自身を含む): 860267520

約数和(自身を除く): 615118980

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 59, 60, 65, 70, 78, 84, 91, 105, 118, 130, 140, 156, 177, 182, 195, 210, 236, 260, 273, 295, 354, 364, 390, 413, 420, 455, 546, 590, 708, 761, 767, 780, 826, 885, 910, 1092, 1180, 1239, 1365, 1522, 1534, 1652, 1770, 1820, 2065, 2283, 2301, 2478, 2730, 3044, 3068, 3540, 3805, 3835, 4130, 4566, 4602, 4956, 5327, 5369, 5460, 6195, 7610, 7670, 8260, 9132, 9204, 9893, 10654, 10738, 11415, 11505, 12390, 15220, 15340, 15981, 16107, 19786, 21308, 21476, 22830, 23010, 24780, 26635, 26845, 29679, 31962, 32214, 39572, 44899, 45660, 46020, 49465, 53270, 53690, 59358, 63924, 64428, 69251, 79905, 80535, 89798, 98930, 106540, 107380, 118716, 134697, 138502, 148395, 159810, 161070, 179596, 197860, 207753, 224495, 269394, 277004, 296790, 314293, 319620, 322140, 346255, 415506, 448990, 538788, 583687, 593580, 628586, 673485, 692510, 831012, 897980, 942879, 1038765, 1167374, 1257172, 1346970, 1385020, 1571465, 1751061, 1885758, 2077530, 2334748, 2693940, 2918435, 3142930, 3502122, 3771516, 4085809, 4155060, 4714395, 5836870, 6285860, 7004244, 8171618, 8755305, 9428790, 11673740, 12257427, 16343236, 17510610, 18857580, 20429045, 24514854, 35021220, 40858090, 49029708, 61287135, 81716180, 122574270, 245148540]

約数ペア:

[(1, 245148540), (2, 122574270), (3, 81716180), (4, 61287135), (5, 49029708), (6, 40858090), (7, 35021220), (10, 24514854), (12, 20429045), (13, 18857580), (14, 17510610), (15, 16343236), (20, 12257427), (21, 11673740), (26, 9428790), (28, 8755305), (30, 8171618), (35, 7004244), (39, 6285860), (42, 5836870), (52, 4714395), (59, 4155060), (60, 4085809), (65, 3771516), (70, 3502122), (78, 3142930), (84, 2918435), (91, 2693940), (105, 2334748), (118, 2077530), (130, 1885758), (140, 1751061), (156, 1571465), (177, 1385020), (182, 1346970), (195, 1257172), (210, 1167374), (236, 1038765), (260, 942879), (273, 897980), (295, 831012), (354, 692510), (364, 673485), (390, 628586), (413, 593580), (420, 583687), (455, 538788), (546, 448990), (590, 415506), (708, 346255), (761, 322140), (767, 319620), (780, 314293), (826, 296790), (885, 277004), (910, 269394), (1092, 224495), (1180, 207753), (1239, 197860), (1365, 179596), (1522, 161070), (1534, 159810), (1652, 148395), (1770, 138502), (1820, 134697), (2065, 118716), (2283, 107380), (2301, 106540), (2478, 98930), (2730, 89798), (3044, 80535), (3068, 79905), (3540, 69251), (3805, 64428), (3835, 63924), (4130, 59358), (4566, 53690), (4602, 53270), (4956, 49465), (5327, 46020), (5369, 45660), (5460, 44899), (6195, 39572), (7610, 32214), (7670, 31962), (8260, 29679), (9132, 26845), (9204, 26635), (9893, 24780), (10654, 23010), (10738, 22830), (11415, 21476), (11505, 21308), (12390, 19786), (15220, 16107), (15340, 15981)]