156909220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1381}}^1$

素因数の和:1445

約数の個数: 96

約数和(自身を含む): 390055680

約数和(自身を除く): 233146460

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 23, 26, 38, 46, 52, 65, 76, 92, 95, 115, 130, 190, 230, 247, 260, 299, 380, 437, 460, 494, 598, 874, 988, 1196, 1235, 1381, 1495, 1748, 2185, 2470, 2762, 2990, 4370, 4940, 5524, 5681, 5980, 6905, 8740, 11362, 13810, 17953, 22724, 26239, 27620, 28405, 31763, 35906, 52478, 56810, 63526, 71812, 89765, 104956, 113620, 127052, 131195, 158815, 179530, 262390, 317630, 341107, 359060, 412919, 524780, 603497, 635260, 682214, 825838, 1206994, 1364428, 1651676, 1705535, 2064595, 2413988, 3017485, 3411070, 4129190, 6034970, 6822140, 7845461, 8258380, 12069940, 15690922, 31381844, 39227305, 78454610, 156909220]

約数ペア:

[(1, 156909220), (2, 78454610), (4, 39227305), (5, 31381844), (10, 15690922), (13, 12069940), (19, 8258380), (20, 7845461), (23, 6822140), (26, 6034970), (38, 4129190), (46, 3411070), (52, 3017485), (65, 2413988), (76, 2064595), (92, 1705535), (95, 1651676), (115, 1364428), (130, 1206994), (190, 825838), (230, 682214), (247, 635260), (260, 603497), (299, 524780), (380, 412919), (437, 359060), (460, 341107), (494, 317630), (598, 262390), (874, 179530), (988, 158815), (1196, 131195), (1235, 127052), (1381, 113620), (1495, 104956), (1748, 89765), (2185, 71812), (2470, 63526), (2762, 56810), (2990, 52478), (4370, 35906), (4940, 31763), (5524, 28405), (5681, 27620), (5980, 26239), (6905, 22724), (8740, 17953), (11362, 13810)]