64195920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{547}}^1$

素因数の和:729

約数の個数: 120

約数和(自身を含む): 217310496

約数和(自身を除く): 153114576

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 163, 180, 240, 326, 360, 489, 547, 652, 720, 815, 978, 1094, 1304, 1467, 1630, 1641, 1956, 2188, 2445, 2608, 2735, 2934, 3260, 3282, 3912, 4376, 4890, 4923, 5470, 5868, 6520, 6564, 7335, 7824, 8205, 8752, 9780, 9846, 10940, 11736, 13040, 13128, 14670, 16410, 19560, 19692, 21880, 23472, 24615, 26256, 29340, 32820, 39120, 39384, 43760, 49230, 58680, 65640, 78768, 89161, 98460, 117360, 131280, 178322, 196920, 267483, 356644, 393840, 445805, 534966, 713288, 802449, 891610, 1069932, 1337415, 1426576, 1604898, 1783220, 2139864, 2674830, 3209796, 3566440, 4012245, 4279728, 5349660, 6419592, 7132880, 8024490, 10699320, 12839184, 16048980, 21398640, 32097960, 64195920]

約数ペア:

[(1, 64195920), (2, 32097960), (3, 21398640), (4, 16048980), (5, 12839184), (6, 10699320), (8, 8024490), (9, 7132880), (10, 6419592), (12, 5349660), (15, 4279728), (16, 4012245), (18, 3566440), (20, 3209796), (24, 2674830), (30, 2139864), (36, 1783220), (40, 1604898), (45, 1426576), (48, 1337415), (60, 1069932), (72, 891610), (80, 802449), (90, 713288), (120, 534966), (144, 445805), (163, 393840), (180, 356644), (240, 267483), (326, 196920), (360, 178322), (489, 131280), (547, 117360), (652, 98460), (720, 89161), (815, 78768), (978, 65640), (1094, 58680), (1304, 49230), (1467, 43760), (1630, 39384), (1641, 39120), (1956, 32820), (2188, 29340), (2445, 26256), (2608, 24615), (2735, 23472), (2934, 21880), (3260, 19692), (3282, 19560), (3912, 16410), (4376, 14670), (4890, 13128), (4923, 13040), (5470, 11736), (5868, 10940), (6520, 9846), (6564, 9780), (7335, 8752), (7824, 8205)]