189888480

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{809}}^1$

素因数の和:993

約数の個数: 144

約数和(自身を含む): 652775760

約数和(自身を除く): 462887280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 163, 180, 240, 288, 326, 360, 480, 489, 652, 720, 809, 815, 978, 1304, 1440, 1467, 1618, 1630, 1956, 2427, 2445, 2608, 2934, 3236, 3260, 3912, 4045, 4854, 4890, 5216, 5868, 6472, 6520, 7281, 7335, 7824, 8090, 9708, 9780, 11736, 12135, 12944, 13040, 14562, 14670, 15648, 16180, 19416, 19560, 23472, 24270, 25888, 26080, 29124, 29340, 32360, 36405, 38832, 39120, 46944, 48540, 58248, 58680, 64720, 72810, 77664, 78240, 97080, 116496, 117360, 129440, 131867, 145620, 194160, 232992, 234720, 263734, 291240, 388320, 395601, 527468, 582480, 659335, 791202, 1054936, 1164960, 1186803, 1318670, 1582404, 1978005, 2109872, 2373606, 2637340, 3164808, 3956010, 4219744, 4747212, 5274680, 5934015, 6329616, 7912020, 9494424, 10549360, 11868030, 12659232, 15824040, 18988848, 21098720, 23736060, 31648080, 37977696, 47472120, 63296160, 94944240, 189888480]

約数ペア:

[(1, 189888480), (2, 94944240), (3, 63296160), (4, 47472120), (5, 37977696), (6, 31648080), (8, 23736060), (9, 21098720), (10, 18988848), (12, 15824040), (15, 12659232), (16, 11868030), (18, 10549360), (20, 9494424), (24, 7912020), (30, 6329616), (32, 5934015), (36, 5274680), (40, 4747212), (45, 4219744), (48, 3956010), (60, 3164808), (72, 2637340), (80, 2373606), (90, 2109872), (96, 1978005), (120, 1582404), (144, 1318670), (160, 1186803), (163, 1164960), (180, 1054936), (240, 791202), (288, 659335), (326, 582480), (360, 527468), (480, 395601), (489, 388320), (652, 291240), (720, 263734), (809, 234720), (815, 232992), (978, 194160), (1304, 145620), (1440, 131867), (1467, 129440), (1618, 117360), (1630, 116496), (1956, 97080), (2427, 78240), (2445, 77664), (2608, 72810), (2934, 64720), (3236, 58680), (3260, 58248), (3912, 48540), (4045, 46944), (4854, 39120), (4890, 38832), (5216, 36405), (5868, 32360), (6472, 29340), (6520, 29124), (7281, 26080), (7335, 25888), (7824, 24270), (8090, 23472), (9708, 19560), (9780, 19416), (11736, 16180), (12135, 15648), (12944, 14670), (13040, 14562)]