72574680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{229}}^1$

素因数の和:401

約数の個数: 128

約数和(自身を含む): 231840000

約数和(自身を除く): 159265320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 139, 152, 190, 228, 229, 278, 285, 380, 417, 456, 458, 556, 570, 687, 695, 760, 834, 916, 1112, 1140, 1145, 1374, 1390, 1668, 1832, 2085, 2280, 2290, 2641, 2748, 2780, 3336, 3435, 4170, 4351, 4580, 5282, 5496, 5560, 6870, 7923, 8340, 8702, 9160, 10564, 13053, 13205, 13740, 15846, 16680, 17404, 21128, 21755, 26106, 26410, 27480, 31692, 31831, 34808, 39615, 43510, 52212, 52820, 63384, 63662, 65265, 79230, 87020, 95493, 104424, 105640, 127324, 130530, 158460, 159155, 174040, 190986, 254648, 261060, 316920, 318310, 381972, 477465, 522120, 604789, 636620, 763944, 954930, 1209578, 1273240, 1814367, 1909860, 2419156, 3023945, 3628734, 3819720, 4838312, 6047890, 7257468, 9071835, 12095780, 14514936, 18143670, 24191560, 36287340, 72574680]

約数ペア:

[(1, 72574680), (2, 36287340), (3, 24191560), (4, 18143670), (5, 14514936), (6, 12095780), (8, 9071835), (10, 7257468), (12, 6047890), (15, 4838312), (19, 3819720), (20, 3628734), (24, 3023945), (30, 2419156), (38, 1909860), (40, 1814367), (57, 1273240), (60, 1209578), (76, 954930), (95, 763944), (114, 636620), (120, 604789), (139, 522120), (152, 477465), (190, 381972), (228, 318310), (229, 316920), (278, 261060), (285, 254648), (380, 190986), (417, 174040), (456, 159155), (458, 158460), (556, 130530), (570, 127324), (687, 105640), (695, 104424), (760, 95493), (834, 87020), (916, 79230), (1112, 65265), (1140, 63662), (1145, 63384), (1374, 52820), (1390, 52212), (1668, 43510), (1832, 39615), (2085, 34808), (2280, 31831), (2290, 31692), (2641, 27480), (2748, 26410), (2780, 26106), (3336, 21755), (3435, 21128), (4170, 17404), (4351, 16680), (4580, 15846), (5282, 13740), (5496, 13205), (5560, 13053), (6870, 10564), (7923, 9160), (8340, 8702)]