19009440

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{307}}^1$

素因数の和:371

約数の個数: 144

約数和(自身を含む): 66594528

約数和(自身を除く): 47585088

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 43, 45, 48, 60, 72, 80, 86, 90, 96, 120, 129, 144, 160, 172, 180, 215, 240, 258, 288, 307, 344, 360, 387, 430, 480, 516, 614, 645, 688, 720, 774, 860, 921, 1032, 1228, 1290, 1376, 1440, 1535, 1548, 1720, 1842, 1935, 2064, 2456, 2580, 2763, 3070, 3096, 3440, 3684, 3870, 4128, 4605, 4912, 5160, 5526, 6140, 6192, 6880, 7368, 7740, 9210, 9824, 10320, 11052, 12280, 12384, 13201, 13815, 14736, 15480, 18420, 20640, 22104, 24560, 26402, 27630, 29472, 30960, 36840, 39603, 44208, 49120, 52804, 55260, 61920, 66005, 73680, 79206, 88416, 105608, 110520, 118809, 132010, 147360, 158412, 198015, 211216, 221040, 237618, 264020, 316824, 396030, 422432, 442080, 475236, 528040, 594045, 633648, 792060, 950472, 1056080, 1188090, 1267296, 1584120, 1900944, 2112160, 2376180, 3168240, 3801888, 4752360, 6336480, 9504720, 19009440]

約数ペア:

[(1, 19009440), (2, 9504720), (3, 6336480), (4, 4752360), (5, 3801888), (6, 3168240), (8, 2376180), (9, 2112160), (10, 1900944), (12, 1584120), (15, 1267296), (16, 1188090), (18, 1056080), (20, 950472), (24, 792060), (30, 633648), (32, 594045), (36, 528040), (40, 475236), (43, 442080), (45, 422432), (48, 396030), (60, 316824), (72, 264020), (80, 237618), (86, 221040), (90, 211216), (96, 198015), (120, 158412), (129, 147360), (144, 132010), (160, 118809), (172, 110520), (180, 105608), (215, 88416), (240, 79206), (258, 73680), (288, 66005), (307, 61920), (344, 55260), (360, 52804), (387, 49120), (430, 44208), (480, 39603), (516, 36840), (614, 30960), (645, 29472), (688, 27630), (720, 26402), (774, 24560), (860, 22104), (921, 20640), (1032, 18420), (1228, 15480), (1290, 14736), (1376, 13815), (1440, 13201), (1535, 12384), (1548, 12280), (1720, 11052), (1842, 10320), (1935, 9824), (2064, 9210), (2456, 7740), (2580, 7368), (2763, 6880), (3070, 6192), (3096, 6140), (3440, 5526), (3684, 5160), (3870, 4912), (4128, 4605)]