495149720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{89}}^1\times {\mathrm{823}}^1$

素因数の和:949

約数の個数: 96

約数和(自身を含む): 1221415200

約数和(自身を除く): 726265480

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 89, 104, 130, 169, 178, 260, 338, 356, 445, 520, 676, 712, 823, 845, 890, 1157, 1352, 1646, 1690, 1780, 2314, 3292, 3380, 3560, 4115, 4628, 5785, 6584, 6760, 8230, 9256, 10699, 11570, 15041, 16460, 21398, 23140, 30082, 32920, 42796, 46280, 53495, 60164, 73247, 75205, 85592, 106990, 120328, 139087, 146494, 150410, 213980, 278174, 292988, 300820, 366235, 427960, 556348, 585976, 601640, 695435, 732470, 952211, 1112696, 1390870, 1464940, 1904422, 2781740, 2929880, 3808844, 4761055, 5563480, 7617688, 9522110, 12378743, 19044220, 24757486, 38088440, 49514972, 61893715, 99029944, 123787430, 247574860, 495149720]

約数ペア:

[(1, 495149720), (2, 247574860), (4, 123787430), (5, 99029944), (8, 61893715), (10, 49514972), (13, 38088440), (20, 24757486), (26, 19044220), (40, 12378743), (52, 9522110), (65, 7617688), (89, 5563480), (104, 4761055), (130, 3808844), (169, 2929880), (178, 2781740), (260, 1904422), (338, 1464940), (356, 1390870), (445, 1112696), (520, 952211), (676, 732470), (712, 695435), (823, 601640), (845, 585976), (890, 556348), (1157, 427960), (1352, 366235), (1646, 300820), (1690, 292988), (1780, 278174), (2314, 213980), (3292, 150410), (3380, 146494), (3560, 139087), (4115, 120328), (4628, 106990), (5785, 85592), (6584, 75205), (6760, 73247), (8230, 60164), (9256, 53495), (10699, 46280), (11570, 42796), (15041, 32920), (16460, 30082), (21398, 23140)]