212397390

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{373}}^1$

素因数の和:448

約数の個数: 160

約数和(自身を含む): 619074720

約数和(自身を除く): 406677330

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 27, 30, 37, 38, 45, 54, 57, 74, 81, 90, 95, 111, 114, 135, 162, 171, 185, 190, 222, 270, 285, 333, 342, 370, 373, 405, 513, 555, 570, 666, 703, 746, 810, 855, 999, 1026, 1110, 1119, 1406, 1539, 1665, 1710, 1865, 1998, 2109, 2238, 2565, 2997, 3078, 3330, 3357, 3515, 3730, 4218, 4995, 5130, 5595, 5994, 6327, 6714, 7030, 7087, 7695, 9990, 10071, 10545, 11190, 12654, 13801, 14174, 14985, 15390, 16785, 18981, 20142, 21090, 21261, 27602, 29970, 30213, 31635, 33570, 35435, 37962, 41403, 42522, 50355, 56943, 60426, 63270, 63783, 69005, 70870, 82806, 94905, 100710, 106305, 113886, 124209, 127566, 138010, 151065, 189810, 191349, 207015, 212610, 248418, 262219, 284715, 302130, 318915, 372627, 382698, 414030, 524438, 569430, 574047, 621045, 637830, 745254, 786657, 956745, 1117881, 1148094, 1242090, 1311095, 1573314, 1863135, 1913490, 2235762, 2359971, 2622190, 2870235, 3726270, 3933285, 4719942, 5589405, 5740470, 7079913, 7866570, 11178810, 11799855, 14159826, 21239739, 23599710, 35399565, 42479478, 70799130, 106198695, 212397390]

約数ペア:

[(1, 212397390), (2, 106198695), (3, 70799130), (5, 42479478), (6, 35399565), (9, 23599710), (10, 21239739), (15, 14159826), (18, 11799855), (19, 11178810), (27, 7866570), (30, 7079913), (37, 5740470), (38, 5589405), (45, 4719942), (54, 3933285), (57, 3726270), (74, 2870235), (81, 2622190), (90, 2359971), (95, 2235762), (111, 1913490), (114, 1863135), (135, 1573314), (162, 1311095), (171, 1242090), (185, 1148094), (190, 1117881), (222, 956745), (270, 786657), (285, 745254), (333, 637830), (342, 621045), (370, 574047), (373, 569430), (405, 524438), (513, 414030), (555, 382698), (570, 372627), (666, 318915), (703, 302130), (746, 284715), (810, 262219), (855, 248418), (999, 212610), (1026, 207015), (1110, 191349), (1119, 189810), (1406, 151065), (1539, 138010), (1665, 127566), (1710, 124209), (1865, 113886), (1998, 106305), (2109, 100710), (2238, 94905), (2565, 82806), (2997, 70870), (3078, 69005), (3330, 63783), (3357, 63270), (3515, 60426), (3730, 56943), (4218, 50355), (4995, 42522), (5130, 41403), (5595, 37962), (5994, 35435), (6327, 33570), (6714, 31635), (7030, 30213), (7087, 29970), (7695, 27602), (9990, 21261), (10071, 21090), (10545, 20142), (11190, 18981), (12654, 16785), (13801, 15390), (14174, 14985)]