1666680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1$

素因数の和:93

約数の個数: 128

約数和(自身を含む): 5702400

約数和(自身を除く): 4035720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 19, 20, 24, 30, 34, 38, 40, 43, 51, 57, 60, 68, 76, 85, 86, 95, 102, 114, 120, 129, 136, 152, 170, 172, 190, 204, 215, 228, 255, 258, 285, 323, 340, 344, 380, 408, 430, 456, 510, 516, 570, 645, 646, 680, 731, 760, 817, 860, 969, 1020, 1032, 1140, 1290, 1292, 1462, 1615, 1634, 1720, 1938, 2040, 2193, 2280, 2451, 2580, 2584, 2924, 3230, 3268, 3655, 3876, 4085, 4386, 4845, 4902, 5160, 5848, 6460, 6536, 7310, 7752, 8170, 8772, 9690, 9804, 10965, 12255, 12920, 13889, 14620, 16340, 17544, 19380, 19608, 21930, 24510, 27778, 29240, 32680, 38760, 41667, 43860, 49020, 55556, 69445, 83334, 87720, 98040, 111112, 138890, 166668, 208335, 277780, 333336, 416670, 555560, 833340, 1666680]

約数ペア:

[(1, 1666680), (2, 833340), (3, 555560), (4, 416670), (5, 333336), (6, 277780), (8, 208335), (10, 166668), (12, 138890), (15, 111112), (17, 98040), (19, 87720), (20, 83334), (24, 69445), (30, 55556), (34, 49020), (38, 43860), (40, 41667), (43, 38760), (51, 32680), (57, 29240), (60, 27778), (68, 24510), (76, 21930), (85, 19608), (86, 19380), (95, 17544), (102, 16340), (114, 14620), (120, 13889), (129, 12920), (136, 12255), (152, 10965), (170, 9804), (172, 9690), (190, 8772), (204, 8170), (215, 7752), (228, 7310), (255, 6536), (258, 6460), (285, 5848), (323, 5160), (340, 4902), (344, 4845), (380, 4386), (408, 4085), (430, 3876), (456, 3655), (510, 3268), (516, 3230), (570, 2924), (645, 2584), (646, 2580), (680, 2451), (731, 2280), (760, 2193), (817, 2040), (860, 1938), (969, 1720), (1020, 1634), (1032, 1615), (1140, 1462), (1290, 1292)]