102217280

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{409}}^1$

素因数の和:508

約数の個数: 112

約数和(自身を含む): 269930880

約数和(自身を除く): 167713600

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 71, 80, 88, 110, 142, 160, 176, 220, 284, 320, 352, 355, 409, 440, 568, 704, 710, 781, 818, 880, 1136, 1420, 1562, 1636, 1760, 2045, 2272, 2840, 3124, 3272, 3520, 3905, 4090, 4499, 4544, 5680, 6248, 6544, 7810, 8180, 8998, 11360, 12496, 13088, 15620, 16360, 17996, 22495, 22720, 24992, 26176, 29039, 31240, 32720, 35992, 44990, 49984, 58078, 62480, 65440, 71984, 89980, 116156, 124960, 130880, 143968, 145195, 179960, 232312, 249920, 287936, 290390, 319429, 359920, 464624, 580780, 638858, 719840, 929248, 1161560, 1277716, 1439680, 1597145, 1858496, 2323120, 2555432, 3194290, 4646240, 5110864, 6388580, 9292480, 10221728, 12777160, 20443456, 25554320, 51108640, 102217280]

約数ペア:

[(1, 102217280), (2, 51108640), (4, 25554320), (5, 20443456), (8, 12777160), (10, 10221728), (11, 9292480), (16, 6388580), (20, 5110864), (22, 4646240), (32, 3194290), (40, 2555432), (44, 2323120), (55, 1858496), (64, 1597145), (71, 1439680), (80, 1277716), (88, 1161560), (110, 929248), (142, 719840), (160, 638858), (176, 580780), (220, 464624), (284, 359920), (320, 319429), (352, 290390), (355, 287936), (409, 249920), (440, 232312), (568, 179960), (704, 145195), (710, 143968), (781, 130880), (818, 124960), (880, 116156), (1136, 89980), (1420, 71984), (1562, 65440), (1636, 62480), (1760, 58078), (2045, 49984), (2272, 44990), (2840, 35992), (3124, 32720), (3272, 31240), (3520, 29039), (3905, 26176), (4090, 24992), (4499, 22720), (4544, 22495), (5680, 17996), (6248, 16360), (6544, 15620), (7810, 13088), (8180, 12496), (8998, 11360)]