142979928

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3851}}^1$

素因数の和:3897

約数の個数: 128

約数和(自身を含む): 465937920

約数和(自身を除く): 322957992

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 17, 21, 24, 26, 28, 34, 39, 42, 51, 52, 56, 68, 78, 84, 91, 102, 104, 119, 136, 156, 168, 182, 204, 221, 238, 273, 312, 357, 364, 408, 442, 476, 546, 663, 714, 728, 884, 952, 1092, 1326, 1428, 1547, 1768, 2184, 2652, 2856, 3094, 3851, 4641, 5304, 6188, 7702, 9282, 11553, 12376, 15404, 18564, 23106, 26957, 30808, 37128, 46212, 50063, 53914, 65467, 80871, 92424, 100126, 107828, 130934, 150189, 161742, 196401, 200252, 215656, 261868, 300378, 323484, 350441, 392802, 400504, 458269, 523736, 600756, 646968, 700882, 785604, 851071, 916538, 1051323, 1201512, 1374807, 1401764, 1571208, 1702142, 1833076, 2102646, 2553213, 2749614, 2803528, 3404284, 3666152, 4205292, 5106426, 5499228, 5957497, 6808568, 8410584, 10212852, 10998456, 11914994, 17872491, 20425704, 23829988, 35744982, 47659976, 71489964, 142979928]

約数ペア:

[(1, 142979928), (2, 71489964), (3, 47659976), (4, 35744982), (6, 23829988), (7, 20425704), (8, 17872491), (12, 11914994), (13, 10998456), (14, 10212852), (17, 8410584), (21, 6808568), (24, 5957497), (26, 5499228), (28, 5106426), (34, 4205292), (39, 3666152), (42, 3404284), (51, 2803528), (52, 2749614), (56, 2553213), (68, 2102646), (78, 1833076), (84, 1702142), (91, 1571208), (102, 1401764), (104, 1374807), (119, 1201512), (136, 1051323), (156, 916538), (168, 851071), (182, 785604), (204, 700882), (221, 646968), (238, 600756), (273, 523736), (312, 458269), (357, 400504), (364, 392802), (408, 350441), (442, 323484), (476, 300378), (546, 261868), (663, 215656), (714, 200252), (728, 196401), (884, 161742), (952, 150189), (1092, 130934), (1326, 107828), (1428, 100126), (1547, 92424), (1768, 80871), (2184, 65467), (2652, 53914), (2856, 50063), (3094, 46212), (3851, 37128), (4641, 30808), (5304, 26957), (6188, 23106), (7702, 18564), (9282, 15404), (11553, 12376)]