55140840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1721}}^1$

素因数の和:1827

約数の個数: 96

約数和(自身を含む): 181326600

約数和(自身を除く): 126185760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 89, 90, 120, 178, 180, 267, 356, 360, 445, 534, 712, 801, 890, 1068, 1335, 1602, 1721, 1780, 2136, 2670, 3204, 3442, 3560, 4005, 5163, 5340, 6408, 6884, 8010, 8605, 10326, 10680, 13768, 15489, 16020, 17210, 20652, 25815, 30978, 32040, 34420, 41304, 51630, 61956, 68840, 77445, 103260, 123912, 153169, 154890, 206520, 306338, 309780, 459507, 612676, 619560, 765845, 919014, 1225352, 1378521, 1531690, 1838028, 2297535, 2757042, 3063380, 3676056, 4595070, 5514084, 6126760, 6892605, 9190140, 11028168, 13785210, 18380280, 27570420, 55140840]

約数ペア:

[(1, 55140840), (2, 27570420), (3, 18380280), (4, 13785210), (5, 11028168), (6, 9190140), (8, 6892605), (9, 6126760), (10, 5514084), (12, 4595070), (15, 3676056), (18, 3063380), (20, 2757042), (24, 2297535), (30, 1838028), (36, 1531690), (40, 1378521), (45, 1225352), (60, 919014), (72, 765845), (89, 619560), (90, 612676), (120, 459507), (178, 309780), (180, 306338), (267, 206520), (356, 154890), (360, 153169), (445, 123912), (534, 103260), (712, 77445), (801, 68840), (890, 61956), (1068, 51630), (1335, 41304), (1602, 34420), (1721, 32040), (1780, 30978), (2136, 25815), (2670, 20652), (3204, 17210), (3442, 16020), (3560, 15489), (4005, 13768), (5163, 10680), (5340, 10326), (6408, 8605), (6884, 8010)]