30684240

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2243}}^1$

素因数の和:2281

約数の個数: 120

約数和(自身を含む): 108519840

約数和(自身を除く): 77835600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 114, 120, 144, 152, 171, 180, 190, 228, 240, 285, 304, 342, 360, 380, 456, 570, 684, 720, 760, 855, 912, 1140, 1368, 1520, 1710, 2243, 2280, 2736, 3420, 4486, 4560, 6729, 6840, 8972, 11215, 13458, 13680, 17944, 20187, 22430, 26916, 33645, 35888, 40374, 42617, 44860, 53832, 67290, 80748, 85234, 89720, 100935, 107664, 127851, 134580, 161496, 170468, 179440, 201870, 213085, 255702, 269160, 322992, 340936, 383553, 403740, 426170, 511404, 538320, 639255, 681872, 767106, 807480, 852340, 1022808, 1278510, 1534212, 1614960, 1704680, 1917765, 2045616, 2557020, 3068424, 3409360, 3835530, 5114040, 6136848, 7671060, 10228080, 15342120, 30684240]

約数ペア:

[(1, 30684240), (2, 15342120), (3, 10228080), (4, 7671060), (5, 6136848), (6, 5114040), (8, 3835530), (9, 3409360), (10, 3068424), (12, 2557020), (15, 2045616), (16, 1917765), (18, 1704680), (19, 1614960), (20, 1534212), (24, 1278510), (30, 1022808), (36, 852340), (38, 807480), (40, 767106), (45, 681872), (48, 639255), (57, 538320), (60, 511404), (72, 426170), (76, 403740), (80, 383553), (90, 340936), (95, 322992), (114, 269160), (120, 255702), (144, 213085), (152, 201870), (171, 179440), (180, 170468), (190, 161496), (228, 134580), (240, 127851), (285, 107664), (304, 100935), (342, 89720), (360, 85234), (380, 80748), (456, 67290), (570, 53832), (684, 44860), (720, 42617), (760, 40374), (855, 35888), (912, 33645), (1140, 26916), (1368, 22430), (1520, 20187), (1710, 17944), (2243, 13680), (2280, 13458), (2736, 11215), (3420, 8972), (4486, 6840), (4560, 6729)]