917290620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{3823}}^1$

素因数の和:3912

約数の個数: 144

約数和(自身を含む): 2939768832

約数和(自身を除く): 2022478212

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 43, 45, 60, 62, 86, 90, 93, 124, 129, 155, 172, 180, 186, 215, 258, 279, 310, 372, 387, 430, 465, 516, 558, 620, 645, 774, 860, 930, 1116, 1290, 1333, 1395, 1548, 1860, 1935, 2580, 2666, 2790, 3823, 3870, 3999, 5332, 5580, 6665, 7646, 7740, 7998, 11469, 11997, 13330, 15292, 15996, 19115, 19995, 22938, 23994, 26660, 34407, 38230, 39990, 45876, 47988, 57345, 59985, 68814, 76460, 79980, 114690, 118513, 119970, 137628, 164389, 172035, 229380, 237026, 239940, 328778, 344070, 355539, 474052, 493167, 592565, 657556, 688140, 711078, 821945, 986334, 1066617, 1185130, 1422156, 1479501, 1643890, 1777695, 1972668, 2133234, 2370260, 2465835, 2959002, 3287780, 3555390, 4266468, 4931670, 5096059, 5333085, 5918004, 7110780, 7397505, 9863340, 10192118, 10666170, 14795010, 15288177, 20384236, 21332340, 25480295, 29590020, 30576354, 45864531, 50960590, 61152708, 76440885, 91729062, 101921180, 152881770, 183458124, 229322655, 305763540, 458645310, 917290620]

約数ペア:

[(1, 917290620), (2, 458645310), (3, 305763540), (4, 229322655), (5, 183458124), (6, 152881770), (9, 101921180), (10, 91729062), (12, 76440885), (15, 61152708), (18, 50960590), (20, 45864531), (30, 30576354), (31, 29590020), (36, 25480295), (43, 21332340), (45, 20384236), (60, 15288177), (62, 14795010), (86, 10666170), (90, 10192118), (93, 9863340), (124, 7397505), (129, 7110780), (155, 5918004), (172, 5333085), (180, 5096059), (186, 4931670), (215, 4266468), (258, 3555390), (279, 3287780), (310, 2959002), (372, 2465835), (387, 2370260), (430, 2133234), (465, 1972668), (516, 1777695), (558, 1643890), (620, 1479501), (645, 1422156), (774, 1185130), (860, 1066617), (930, 986334), (1116, 821945), (1290, 711078), (1333, 688140), (1395, 657556), (1548, 592565), (1860, 493167), (1935, 474052), (2580, 355539), (2666, 344070), (2790, 328778), (3823, 239940), (3870, 237026), (3999, 229380), (5332, 172035), (5580, 164389), (6665, 137628), (7646, 119970), (7740, 118513), (7998, 114690), (11469, 79980), (11997, 76460), (13330, 68814), (15292, 59985), (15996, 57345), (19115, 47988), (19995, 45876), (22938, 39990), (23994, 38230), (26660, 34407)]