156855972

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{379}}^2$

素因数の和:785

約数の個数: 72

約数和(自身を含む): 451649856

約数和(自身を除く): 294793884

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 78, 84, 91, 156, 182, 273, 364, 379, 546, 758, 1092, 1137, 1516, 2274, 2653, 4548, 4927, 5306, 7959, 9854, 10612, 14781, 15918, 19708, 29562, 31836, 34489, 59124, 68978, 103467, 137956, 143641, 206934, 287282, 413868, 430923, 574564, 861846, 1005487, 1723692, 1867333, 2010974, 3016461, 3734666, 4021948, 5601999, 6032922, 7469332, 11203998, 12065844, 13071331, 22407996, 26142662, 39213993, 52285324, 78427986, 156855972]

約数ペア:

[(1, 156855972), (2, 78427986), (3, 52285324), (4, 39213993), (6, 26142662), (7, 22407996), (12, 13071331), (13, 12065844), (14, 11203998), (21, 7469332), (26, 6032922), (28, 5601999), (39, 4021948), (42, 3734666), (52, 3016461), (78, 2010974), (84, 1867333), (91, 1723692), (156, 1005487), (182, 861846), (273, 574564), (364, 430923), (379, 413868), (546, 287282), (758, 206934), (1092, 143641), (1137, 137956), (1516, 103467), (2274, 68978), (2653, 59124), (4548, 34489), (4927, 31836), (5306, 29562), (7959, 19708), (9854, 15918), (10612, 14781)]