1355640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1$

素因数の和:117

約数の個数: 128

約数和(自身を含む): 4838400

約数和(自身を除く): 3482760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 20, 22, 24, 26, 30, 33, 39, 40, 44, 52, 55, 60, 65, 66, 78, 79, 88, 104, 110, 120, 130, 132, 143, 156, 158, 165, 195, 220, 237, 260, 264, 286, 312, 316, 330, 390, 395, 429, 440, 474, 520, 572, 632, 660, 715, 780, 790, 858, 869, 948, 1027, 1144, 1185, 1320, 1430, 1560, 1580, 1716, 1738, 1896, 2054, 2145, 2370, 2607, 2860, 3081, 3160, 3432, 3476, 4108, 4290, 4345, 4740, 5135, 5214, 5720, 6162, 6952, 8216, 8580, 8690, 9480, 10270, 10428, 11297, 12324, 13035, 15405, 17160, 17380, 20540, 20856, 22594, 24648, 26070, 30810, 33891, 34760, 41080, 45188, 52140, 56485, 61620, 67782, 90376, 104280, 112970, 123240, 135564, 169455, 225940, 271128, 338910, 451880, 677820, 1355640]

約数ペア:

[(1, 1355640), (2, 677820), (3, 451880), (4, 338910), (5, 271128), (6, 225940), (8, 169455), (10, 135564), (11, 123240), (12, 112970), (13, 104280), (15, 90376), (20, 67782), (22, 61620), (24, 56485), (26, 52140), (30, 45188), (33, 41080), (39, 34760), (40, 33891), (44, 30810), (52, 26070), (55, 24648), (60, 22594), (65, 20856), (66, 20540), (78, 17380), (79, 17160), (88, 15405), (104, 13035), (110, 12324), (120, 11297), (130, 10428), (132, 10270), (143, 9480), (156, 8690), (158, 8580), (165, 8216), (195, 6952), (220, 6162), (237, 5720), (260, 5214), (264, 5135), (286, 4740), (312, 4345), (316, 4290), (330, 4108), (390, 3476), (395, 3432), (429, 3160), (440, 3081), (474, 2860), (520, 2607), (572, 2370), (632, 2145), (660, 2054), (715, 1896), (780, 1738), (790, 1716), (858, 1580), (869, 1560), (948, 1430), (1027, 1320), (1144, 1185)]