206838320

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{11699}}^1$

素因数の和:11742

約数の個数: 80

約数和(自身を含む): 548402400

約数和(自身を除く): 341564080

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 34, 40, 52, 65, 68, 80, 85, 104, 130, 136, 170, 208, 221, 260, 272, 340, 442, 520, 680, 884, 1040, 1105, 1360, 1768, 2210, 3536, 4420, 8840, 11699, 17680, 23398, 46796, 58495, 93592, 116990, 152087, 187184, 198883, 233980, 304174, 397766, 467960, 608348, 760435, 795532, 935920, 994415, 1216696, 1520870, 1591064, 1988830, 2433392, 2585479, 3041740, 3182128, 3977660, 5170958, 6083480, 7955320, 10341916, 12166960, 12927395, 15910640, 20683832, 25854790, 41367664, 51709580, 103419160, 206838320]

約数ペア:

[(1, 206838320), (2, 103419160), (4, 51709580), (5, 41367664), (8, 25854790), (10, 20683832), (13, 15910640), (16, 12927395), (17, 12166960), (20, 10341916), (26, 7955320), (34, 6083480), (40, 5170958), (52, 3977660), (65, 3182128), (68, 3041740), (80, 2585479), (85, 2433392), (104, 1988830), (130, 1591064), (136, 1520870), (170, 1216696), (208, 994415), (221, 935920), (260, 795532), (272, 760435), (340, 608348), (442, 467960), (520, 397766), (680, 304174), (884, 233980), (1040, 198883), (1105, 187184), (1360, 152087), (1768, 116990), (2210, 93592), (3536, 58495), (4420, 46796), (8840, 23398), (11699, 17680)]