18944160

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{647}}^1$

素因数の和:726

約数の個数: 96

約数和(自身を含む): 60746112

約数和(自身を除く): 41801952

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 61, 80, 96, 120, 122, 160, 183, 240, 244, 305, 366, 480, 488, 610, 647, 732, 915, 976, 1220, 1294, 1464, 1830, 1941, 1952, 2440, 2588, 2928, 3235, 3660, 3882, 4880, 5176, 5856, 6470, 7320, 7764, 9705, 9760, 10352, 12940, 14640, 15528, 19410, 20704, 25880, 29280, 31056, 38820, 39467, 51760, 62112, 77640, 78934, 103520, 118401, 155280, 157868, 197335, 236802, 310560, 315736, 394670, 473604, 592005, 631472, 789340, 947208, 1184010, 1262944, 1578680, 1894416, 2368020, 3157360, 3788832, 4736040, 6314720, 9472080, 18944160]

約数ペア:

[(1, 18944160), (2, 9472080), (3, 6314720), (4, 4736040), (5, 3788832), (6, 3157360), (8, 2368020), (10, 1894416), (12, 1578680), (15, 1262944), (16, 1184010), (20, 947208), (24, 789340), (30, 631472), (32, 592005), (40, 473604), (48, 394670), (60, 315736), (61, 310560), (80, 236802), (96, 197335), (120, 157868), (122, 155280), (160, 118401), (183, 103520), (240, 78934), (244, 77640), (305, 62112), (366, 51760), (480, 39467), (488, 38820), (610, 31056), (647, 29280), (732, 25880), (915, 20704), (976, 19410), (1220, 15528), (1294, 14640), (1464, 12940), (1830, 10352), (1941, 9760), (1952, 9705), (2440, 7764), (2588, 7320), (2928, 6470), (3235, 5856), (3660, 5176), (3882, 4880)]