204539920

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{503}}^1$

素因数の和:569

約数の個数: 160

約数和(自身を含む): 566963712

約数和(自身を除く): 362423792

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 23, 26, 34, 40, 46, 52, 65, 68, 80, 85, 92, 104, 115, 130, 136, 170, 184, 208, 221, 230, 260, 272, 299, 340, 368, 391, 442, 460, 503, 520, 598, 680, 782, 884, 920, 1006, 1040, 1105, 1196, 1360, 1495, 1564, 1768, 1840, 1955, 2012, 2210, 2392, 2515, 2990, 3128, 3536, 3910, 4024, 4420, 4784, 5030, 5083, 5980, 6256, 6539, 7820, 8048, 8551, 8840, 10060, 10166, 11569, 11960, 13078, 15640, 17102, 17680, 20120, 20332, 23138, 23920, 25415, 26156, 31280, 32695, 34204, 40240, 40664, 42755, 46276, 50830, 52312, 57845, 65390, 68408, 81328, 85510, 92552, 101660, 104624, 111163, 115690, 130780, 136816, 150397, 171020, 185104, 196673, 203320, 222326, 231380, 261560, 300794, 342040, 393346, 406640, 444652, 462760, 523120, 555815, 601588, 684080, 751985, 786692, 889304, 925520, 983365, 1111630, 1203176, 1503970, 1573384, 1778608, 1966730, 2223260, 2406352, 2556749, 3007940, 3146768, 3933460, 4446520, 5113498, 6015880, 7866920, 8893040, 10226996, 12031760, 12783745, 15733840, 20453992, 25567490, 40907984, 51134980, 102269960, 204539920]

約数ペア:

[(1, 204539920), (2, 102269960), (4, 51134980), (5, 40907984), (8, 25567490), (10, 20453992), (13, 15733840), (16, 12783745), (17, 12031760), (20, 10226996), (23, 8893040), (26, 7866920), (34, 6015880), (40, 5113498), (46, 4446520), (52, 3933460), (65, 3146768), (68, 3007940), (80, 2556749), (85, 2406352), (92, 2223260), (104, 1966730), (115, 1778608), (130, 1573384), (136, 1503970), (170, 1203176), (184, 1111630), (208, 983365), (221, 925520), (230, 889304), (260, 786692), (272, 751985), (299, 684080), (340, 601588), (368, 555815), (391, 523120), (442, 462760), (460, 444652), (503, 406640), (520, 393346), (598, 342040), (680, 300794), (782, 261560), (884, 231380), (920, 222326), (1006, 203320), (1040, 196673), (1105, 185104), (1196, 171020), (1360, 150397), (1495, 136816), (1564, 130780), (1768, 115690), (1840, 111163), (1955, 104624), (2012, 101660), (2210, 92552), (2392, 85510), (2515, 81328), (2990, 68408), (3128, 65390), (3536, 57845), (3910, 52312), (4024, 50830), (4420, 46276), (4784, 42755), (5030, 40664), (5083, 40240), (5980, 34204), (6256, 32695), (6539, 31280), (7820, 26156), (8048, 25415), (8551, 23920), (8840, 23138), (10060, 20332), (10166, 20120), (11569, 17680), (11960, 17102), (13078, 15640)]