26440440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{997}}^1$

素因数の和:1041

約数の個数: 128

約数和(自身を含む): 90538560

約数和(自身を除く): 64098120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 17, 20, 24, 26, 30, 34, 39, 40, 51, 52, 60, 65, 68, 78, 85, 102, 104, 120, 130, 136, 156, 170, 195, 204, 221, 255, 260, 312, 340, 390, 408, 442, 510, 520, 663, 680, 780, 884, 997, 1020, 1105, 1326, 1560, 1768, 1994, 2040, 2210, 2652, 2991, 3315, 3988, 4420, 4985, 5304, 5982, 6630, 7976, 8840, 9970, 11964, 12961, 13260, 14955, 16949, 19940, 23928, 25922, 26520, 29910, 33898, 38883, 39880, 50847, 51844, 59820, 64805, 67796, 77766, 84745, 101694, 103688, 119640, 129610, 135592, 155532, 169490, 194415, 203388, 220337, 254235, 259220, 311064, 338980, 388830, 406776, 440674, 508470, 518440, 661011, 677960, 777660, 881348, 1016940, 1101685, 1322022, 1555320, 1762696, 2033880, 2203370, 2644044, 3305055, 4406740, 5288088, 6610110, 8813480, 13220220, 26440440]

約数ペア:

[(1, 26440440), (2, 13220220), (3, 8813480), (4, 6610110), (5, 5288088), (6, 4406740), (8, 3305055), (10, 2644044), (12, 2203370), (13, 2033880), (15, 1762696), (17, 1555320), (20, 1322022), (24, 1101685), (26, 1016940), (30, 881348), (34, 777660), (39, 677960), (40, 661011), (51, 518440), (52, 508470), (60, 440674), (65, 406776), (68, 388830), (78, 338980), (85, 311064), (102, 259220), (104, 254235), (120, 220337), (130, 203388), (136, 194415), (156, 169490), (170, 155532), (195, 135592), (204, 129610), (221, 119640), (255, 103688), (260, 101694), (312, 84745), (340, 77766), (390, 67796), (408, 64805), (442, 59820), (510, 51844), (520, 50847), (663, 39880), (680, 38883), (780, 33898), (884, 29910), (997, 26520), (1020, 25922), (1105, 23928), (1326, 19940), (1560, 16949), (1768, 14955), (1994, 13260), (2040, 12961), (2210, 11964), (2652, 9970), (2991, 8840), (3315, 7976), (3988, 6630), (4420, 5982), (4985, 5304)]