72215360

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{313}}^1$

素因数の和:440

約数の個数: 112

約数和(自身を含む): 199070976

約数和(自身を除く): 126855616

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 103, 112, 140, 160, 206, 224, 280, 313, 320, 412, 448, 515, 560, 626, 721, 824, 1030, 1120, 1252, 1442, 1565, 1648, 2060, 2191, 2240, 2504, 2884, 3130, 3296, 3605, 4120, 4382, 5008, 5768, 6260, 6592, 7210, 8240, 8764, 10016, 10955, 11536, 12520, 14420, 16480, 17528, 20032, 21910, 23072, 25040, 28840, 32239, 32960, 35056, 43820, 46144, 50080, 57680, 64478, 70112, 87640, 100160, 115360, 128956, 140224, 161195, 175280, 225673, 230720, 257912, 322390, 350560, 451346, 515824, 644780, 701120, 902692, 1031648, 1128365, 1289560, 1805384, 2063296, 2256730, 2579120, 3610768, 4513460, 5158240, 7221536, 9026920, 10316480, 14443072, 18053840, 36107680, 72215360]

約数ペア:

[(1, 72215360), (2, 36107680), (4, 18053840), (5, 14443072), (7, 10316480), (8, 9026920), (10, 7221536), (14, 5158240), (16, 4513460), (20, 3610768), (28, 2579120), (32, 2256730), (35, 2063296), (40, 1805384), (56, 1289560), (64, 1128365), (70, 1031648), (80, 902692), (103, 701120), (112, 644780), (140, 515824), (160, 451346), (206, 350560), (224, 322390), (280, 257912), (313, 230720), (320, 225673), (412, 175280), (448, 161195), (515, 140224), (560, 128956), (626, 115360), (721, 100160), (824, 87640), (1030, 70112), (1120, 64478), (1252, 57680), (1442, 50080), (1565, 46144), (1648, 43820), (2060, 35056), (2191, 32960), (2240, 32239), (2504, 28840), (2884, 25040), (3130, 23072), (3296, 21910), (3605, 20032), (4120, 17528), (4382, 16480), (5008, 14420), (5768, 12520), (6260, 11536), (6592, 10955), (7210, 10016), (8240, 8764)]