31869240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{659}}^1$

素因数の和:717

約数の個数: 128

約数和(自身を含む): 106444800

約数和(自身を除く): 74575560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 31, 39, 40, 52, 60, 62, 65, 78, 93, 104, 120, 124, 130, 155, 156, 186, 195, 248, 260, 310, 312, 372, 390, 403, 465, 520, 620, 659, 744, 780, 806, 930, 1209, 1240, 1318, 1560, 1612, 1860, 1977, 2015, 2418, 2636, 3224, 3295, 3720, 3954, 4030, 4836, 5272, 6045, 6590, 7908, 8060, 8567, 9672, 9885, 12090, 13180, 15816, 16120, 17134, 19770, 20429, 24180, 25701, 26360, 34268, 39540, 40858, 42835, 48360, 51402, 61287, 68536, 79080, 81716, 85670, 102145, 102804, 122574, 128505, 163432, 171340, 204290, 205608, 245148, 257010, 265577, 306435, 342680, 408580, 490296, 514020, 531154, 612870, 796731, 817160, 1028040, 1062308, 1225740, 1327885, 1593462, 2124616, 2451480, 2655770, 3186924, 3983655, 5311540, 6373848, 7967310, 10623080, 15934620, 31869240]

約数ペア:

[(1, 31869240), (2, 15934620), (3, 10623080), (4, 7967310), (5, 6373848), (6, 5311540), (8, 3983655), (10, 3186924), (12, 2655770), (13, 2451480), (15, 2124616), (20, 1593462), (24, 1327885), (26, 1225740), (30, 1062308), (31, 1028040), (39, 817160), (40, 796731), (52, 612870), (60, 531154), (62, 514020), (65, 490296), (78, 408580), (93, 342680), (104, 306435), (120, 265577), (124, 257010), (130, 245148), (155, 205608), (156, 204290), (186, 171340), (195, 163432), (248, 128505), (260, 122574), (310, 102804), (312, 102145), (372, 85670), (390, 81716), (403, 79080), (465, 68536), (520, 61287), (620, 51402), (659, 48360), (744, 42835), (780, 40858), (806, 39540), (930, 34268), (1209, 26360), (1240, 25701), (1318, 24180), (1560, 20429), (1612, 19770), (1860, 17134), (1977, 16120), (2015, 15816), (2418, 13180), (2636, 12090), (3224, 9885), (3295, 9672), (3720, 8567), (3954, 8060), (4030, 7908), (4836, 6590), (5272, 6045)]