138133520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1$

素因数の和:233

約数の個数: 160

約数和(自身を含む): 387594240

約数和(自身を除く): 249460720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 73, 80, 109, 112, 124, 140, 146, 155, 217, 218, 248, 280, 292, 310, 365, 434, 436, 496, 511, 545, 560, 584, 620, 730, 763, 868, 872, 1022, 1085, 1090, 1168, 1240, 1460, 1526, 1736, 1744, 2044, 2170, 2180, 2263, 2480, 2555, 2920, 3052, 3379, 3472, 3815, 4088, 4340, 4360, 4526, 5110, 5840, 6104, 6758, 7630, 7957, 8176, 8680, 8720, 9052, 10220, 11315, 12208, 13516, 15260, 15841, 15914, 16895, 17360, 18104, 20440, 22630, 23653, 27032, 30520, 31682, 31828, 33790, 36208, 39785, 40880, 45260, 47306, 54064, 55699, 61040, 63364, 63656, 67580, 79205, 79570, 90520, 94612, 111398, 118265, 126728, 127312, 135160, 158410, 159140, 181040, 189224, 222796, 236530, 246667, 253456, 270320, 278495, 316820, 318280, 378448, 445592, 473060, 493334, 556990, 633640, 636560, 891184, 946120, 986668, 1113980, 1233335, 1267280, 1726669, 1892240, 1973336, 2227960, 2466670, 3453338, 3946672, 4455920, 4933340, 6906676, 8633345, 9866680, 13813352, 17266690, 19733360, 27626704, 34533380, 69066760, 138133520]

約数ペア:

[(1, 138133520), (2, 69066760), (4, 34533380), (5, 27626704), (7, 19733360), (8, 17266690), (10, 13813352), (14, 9866680), (16, 8633345), (20, 6906676), (28, 4933340), (31, 4455920), (35, 3946672), (40, 3453338), (56, 2466670), (62, 2227960), (70, 1973336), (73, 1892240), (80, 1726669), (109, 1267280), (112, 1233335), (124, 1113980), (140, 986668), (146, 946120), (155, 891184), (217, 636560), (218, 633640), (248, 556990), (280, 493334), (292, 473060), (310, 445592), (365, 378448), (434, 318280), (436, 316820), (496, 278495), (511, 270320), (545, 253456), (560, 246667), (584, 236530), (620, 222796), (730, 189224), (763, 181040), (868, 159140), (872, 158410), (1022, 135160), (1085, 127312), (1090, 126728), (1168, 118265), (1240, 111398), (1460, 94612), (1526, 90520), (1736, 79570), (1744, 79205), (2044, 67580), (2170, 63656), (2180, 63364), (2263, 61040), (2480, 55699), (2555, 54064), (2920, 47306), (3052, 45260), (3379, 40880), (3472, 39785), (3815, 36208), (4088, 33790), (4340, 31828), (4360, 31682), (4526, 30520), (5110, 27032), (5840, 23653), (6104, 22630), (6758, 20440), (7630, 18104), (7957, 17360), (8176, 16895), (8680, 15914), (8720, 15841), (9052, 15260), (10220, 13516), (11315, 12208)]