311854932

素因数分解:

$2^2\times 3^2\times {\mathrm{89}}^1\times {\mathrm{131}}^1\times {\mathrm{743}}^1$

素因数の和:973

約数の個数: 72

約数和(自身を含む): 804323520

約数和(自身を除く): 492468588

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 89, 131, 178, 262, 267, 356, 393, 524, 534, 743, 786, 801, 1068, 1179, 1486, 1572, 1602, 2229, 2358, 2972, 3204, 4458, 4716, 6687, 8916, 11659, 13374, 23318, 26748, 34977, 46636, 66127, 69954, 97333, 104931, 132254, 139908, 194666, 198381, 209862, 264508, 291999, 389332, 396762, 419724, 583998, 595143, 793524, 875997, 1167996, 1190286, 1751994, 2380572, 3503988, 8662637, 17325274, 25987911, 34650548, 51975822, 77963733, 103951644, 155927466, 311854932]

約数ペア:

[(1, 311854932), (2, 155927466), (3, 103951644), (4, 77963733), (6, 51975822), (9, 34650548), (12, 25987911), (18, 17325274), (36, 8662637), (89, 3503988), (131, 2380572), (178, 1751994), (262, 1190286), (267, 1167996), (356, 875997), (393, 793524), (524, 595143), (534, 583998), (743, 419724), (786, 396762), (801, 389332), (1068, 291999), (1179, 264508), (1486, 209862), (1572, 198381), (1602, 194666), (2229, 139908), (2358, 132254), (2972, 104931), (3204, 97333), (4458, 69954), (4716, 66127), (6687, 46636), (8916, 34977), (11659, 26748), (13374, 23318)]