1611271120

素因数分解:

$2^4\times 5^1\times {\mathrm{59}}^1\times {\mathrm{541}}^1\times {\mathrm{631}}^1$

素因数の和:1244

約数の個数: 80

約数和(自身を含む): 3822791040

約数和(自身を除く): 2211519920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 59, 80, 118, 236, 295, 472, 541, 590, 631, 944, 1082, 1180, 1262, 2164, 2360, 2524, 2705, 3155, 4328, 4720, 5048, 5410, 6310, 8656, 10096, 10820, 12620, 21640, 25240, 31919, 37229, 43280, 50480, 63838, 74458, 127676, 148916, 159595, 186145, 255352, 297832, 319190, 341371, 372290, 510704, 595664, 638380, 682742, 744580, 1276760, 1365484, 1489160, 1706855, 2553520, 2730968, 2978320, 3413710, 5461936, 6827420, 13654840, 20140889, 27309680, 40281778, 80563556, 100704445, 161127112, 201408890, 322254224, 402817780, 805635560, 1611271120]

約数ペア:

[(1, 1611271120), (2, 805635560), (4, 402817780), (5, 322254224), (8, 201408890), (10, 161127112), (16, 100704445), (20, 80563556), (40, 40281778), (59, 27309680), (80, 20140889), (118, 13654840), (236, 6827420), (295, 5461936), (472, 3413710), (541, 2978320), (590, 2730968), (631, 2553520), (944, 1706855), (1082, 1489160), (1180, 1365484), (1262, 1276760), (2164, 744580), (2360, 682742), (2524, 638380), (2705, 595664), (3155, 510704), (4328, 372290), (4720, 341371), (5048, 319190), (5410, 297832), (6310, 255352), (8656, 186145), (10096, 159595), (10820, 148916), (12620, 127676), (21640, 74458), (25240, 63838), (31919, 50480), (37229, 43280)]