51920040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{821}}^1$

素因数の和:883

約数の個数: 128

約数和(自身を含む): 170449920

約数和(自身を除く): 118529880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 31, 34, 40, 51, 60, 62, 68, 85, 93, 102, 120, 124, 136, 155, 170, 186, 204, 248, 255, 310, 340, 372, 408, 465, 510, 527, 620, 680, 744, 821, 930, 1020, 1054, 1240, 1581, 1642, 1860, 2040, 2108, 2463, 2635, 3162, 3284, 3720, 4105, 4216, 4926, 5270, 6324, 6568, 7905, 8210, 9852, 10540, 12315, 12648, 13957, 15810, 16420, 19704, 21080, 24630, 25451, 27914, 31620, 32840, 41871, 49260, 50902, 55828, 63240, 69785, 76353, 83742, 98520, 101804, 111656, 127255, 139570, 152706, 167484, 203608, 209355, 254510, 279140, 305412, 334968, 381765, 418710, 432667, 509020, 558280, 610824, 763530, 837420, 865334, 1018040, 1298001, 1527060, 1674840, 1730668, 2163335, 2596002, 3054120, 3461336, 4326670, 5192004, 6490005, 8653340, 10384008, 12980010, 17306680, 25960020, 51920040]

約数ペア:

[(1, 51920040), (2, 25960020), (3, 17306680), (4, 12980010), (5, 10384008), (6, 8653340), (8, 6490005), (10, 5192004), (12, 4326670), (15, 3461336), (17, 3054120), (20, 2596002), (24, 2163335), (30, 1730668), (31, 1674840), (34, 1527060), (40, 1298001), (51, 1018040), (60, 865334), (62, 837420), (68, 763530), (85, 610824), (93, 558280), (102, 509020), (120, 432667), (124, 418710), (136, 381765), (155, 334968), (170, 305412), (186, 279140), (204, 254510), (248, 209355), (255, 203608), (310, 167484), (340, 152706), (372, 139570), (408, 127255), (465, 111656), (510, 101804), (527, 98520), (620, 83742), (680, 76353), (744, 69785), (821, 63240), (930, 55828), (1020, 50902), (1054, 49260), (1240, 41871), (1581, 32840), (1642, 31620), (1860, 27914), (2040, 25451), (2108, 24630), (2463, 21080), (2635, 19704), (3162, 16420), (3284, 15810), (3720, 13957), (4105, 12648), (4216, 12315), (4926, 10540), (5270, 9852), (6324, 8210), (6568, 7905)]