1520048040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{1809581}}^1$

素因数の和:1809602

約数の個数: 64

約数和(自身を含む): 5211596160

約数和(自身を除く): 3691548120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 1809581, 3619162, 5428743, 7238324, 9047905, 10857486, 12667067, 14476648, 18095810, 21714972, 25334134, 27143715, 36191620, 38001201, 43429944, 50668268, 54287430, 63335335, 72383240, 76002402, 101336536, 108574860, 126670670, 152004804, 190006005, 217149720, 253341340, 304009608, 380012010, 506682680, 760024020, 1520048040]

約数ペア:

[(1, 1520048040), (2, 760024020), (3, 506682680), (4, 380012010), (5, 304009608), (6, 253341340), (7, 217149720), (8, 190006005), (10, 152004804), (12, 126670670), (14, 108574860), (15, 101336536), (20, 76002402), (21, 72383240), (24, 63335335), (28, 54287430), (30, 50668268), (35, 43429944), (40, 38001201), (42, 36191620), (56, 27143715), (60, 25334134), (70, 21714972), (84, 18095810), (105, 14476648), (120, 12667067), (140, 10857486), (168, 9047905), (210, 7238324), (280, 5428743), (420, 3619162), (840, 1809581)]