890809560

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{691}}^1\times {\mathrm{3581}}^1$

素因数の和:4289

約数の個数: 96

約数和(自身を含む): 2900130480

約数和(自身を除く): 2009320920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 691, 1382, 2073, 2764, 3455, 3581, 4146, 5528, 6219, 6910, 7162, 8292, 10365, 10743, 12438, 13820, 14324, 16584, 17905, 20730, 21486, 24876, 27640, 28648, 31095, 32229, 35810, 41460, 42972, 49752, 53715, 62190, 64458, 71620, 82920, 85944, 107430, 124380, 128916, 143240, 161145, 214860, 248760, 257832, 322290, 429720, 644580, 1289160, 2474471, 4948942, 7423413, 9897884, 12372355, 14846826, 19795768, 22270239, 24744710, 29693652, 37117065, 44540478, 49489420, 59387304, 74234130, 89080956, 98978840, 111351195, 148468260, 178161912, 222702390, 296936520, 445404780, 890809560]

約数ペア:

[(1, 890809560), (2, 445404780), (3, 296936520), (4, 222702390), (5, 178161912), (6, 148468260), (8, 111351195), (9, 98978840), (10, 89080956), (12, 74234130), (15, 59387304), (18, 49489420), (20, 44540478), (24, 37117065), (30, 29693652), (36, 24744710), (40, 22270239), (45, 19795768), (60, 14846826), (72, 12372355), (90, 9897884), (120, 7423413), (180, 4948942), (360, 2474471), (691, 1289160), (1382, 644580), (2073, 429720), (2764, 322290), (3455, 257832), (3581, 248760), (4146, 214860), (5528, 161145), (6219, 143240), (6910, 128916), (7162, 124380), (8292, 107430), (10365, 85944), (10743, 82920), (12438, 71620), (13820, 64458), (14324, 62190), (16584, 53715), (17905, 49752), (20730, 42972), (21486, 41460), (24876, 35810), (27640, 32229), (28648, 31095)]