203823760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{199}}^1$

素因数の和:309

約数の個数: 160

約数和(自身を含む): 571392000

約数和(自身を除く): 367568240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 59, 62, 70, 80, 112, 118, 124, 140, 155, 199, 217, 236, 248, 280, 295, 310, 398, 413, 434, 472, 496, 560, 590, 620, 796, 826, 868, 944, 995, 1085, 1180, 1240, 1393, 1592, 1652, 1736, 1829, 1990, 2065, 2170, 2360, 2480, 2786, 3184, 3304, 3472, 3658, 3980, 4130, 4340, 4720, 5572, 6169, 6608, 6965, 7316, 7960, 8260, 8680, 9145, 11144, 11741, 12338, 12803, 13930, 14632, 15920, 16520, 17360, 18290, 22288, 23482, 24676, 25606, 27860, 29264, 30845, 33040, 36580, 43183, 46964, 49352, 51212, 55720, 58705, 61690, 64015, 73160, 82187, 86366, 93928, 98704, 102424, 111440, 117410, 123380, 128030, 146320, 164374, 172732, 187856, 204848, 215915, 234820, 246760, 256060, 328748, 345464, 363971, 410935, 431830, 469640, 493520, 512120, 657496, 690928, 727942, 821870, 863660, 939280, 1024240, 1314992, 1455884, 1643740, 1727320, 1819855, 2547797, 2911768, 3287480, 3454640, 3639710, 5095594, 5823536, 6574960, 7279420, 10191188, 12738985, 14558840, 20382376, 25477970, 29117680, 40764752, 50955940, 101911880, 203823760]

約数ペア:

[(1, 203823760), (2, 101911880), (4, 50955940), (5, 40764752), (7, 29117680), (8, 25477970), (10, 20382376), (14, 14558840), (16, 12738985), (20, 10191188), (28, 7279420), (31, 6574960), (35, 5823536), (40, 5095594), (56, 3639710), (59, 3454640), (62, 3287480), (70, 2911768), (80, 2547797), (112, 1819855), (118, 1727320), (124, 1643740), (140, 1455884), (155, 1314992), (199, 1024240), (217, 939280), (236, 863660), (248, 821870), (280, 727942), (295, 690928), (310, 657496), (398, 512120), (413, 493520), (434, 469640), (472, 431830), (496, 410935), (560, 363971), (590, 345464), (620, 328748), (796, 256060), (826, 246760), (868, 234820), (944, 215915), (995, 204848), (1085, 187856), (1180, 172732), (1240, 164374), (1393, 146320), (1592, 128030), (1652, 123380), (1736, 117410), (1829, 111440), (1990, 102424), (2065, 98704), (2170, 93928), (2360, 86366), (2480, 82187), (2786, 73160), (3184, 64015), (3304, 61690), (3472, 58705), (3658, 55720), (3980, 51212), (4130, 49352), (4340, 46964), (4720, 43183), (5572, 36580), (6169, 33040), (6608, 30845), (6965, 29264), (7316, 27860), (7960, 25606), (8260, 24676), (8680, 23482), (9145, 22288), (11144, 18290), (11741, 17360), (12338, 16520), (12803, 15920), (13930, 14632)]