210899190

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1$

素因数の和:238

約数の個数: 128

約数和(自身を含む): 552407040

約数和(自身を除く): 341507850

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 53, 69, 73, 79, 106, 115, 138, 146, 158, 159, 219, 230, 237, 265, 318, 345, 365, 395, 438, 474, 530, 690, 730, 790, 795, 1095, 1185, 1219, 1590, 1679, 1817, 2190, 2370, 2438, 3358, 3634, 3657, 3869, 4187, 5037, 5451, 5767, 6095, 7314, 7738, 8374, 8395, 9085, 10074, 10902, 11534, 11607, 12190, 12561, 16790, 17301, 18170, 18285, 19345, 20935, 23214, 25122, 25185, 27255, 28835, 34602, 36570, 38690, 41870, 50370, 54510, 57670, 58035, 62805, 86505, 88987, 96301, 116070, 125610, 132641, 173010, 177974, 192602, 265282, 266961, 288903, 305651, 397923, 444935, 481505, 533922, 577806, 611302, 663205, 795846, 889870, 916953, 963010, 1326410, 1334805, 1444515, 1528255, 1833906, 1989615, 2669610, 2889030, 3056510, 3979230, 4584765, 7029973, 9169530, 14059946, 21089919, 35149865, 42179838, 70299730, 105449595, 210899190]

約数ペア:

[(1, 210899190), (2, 105449595), (3, 70299730), (5, 42179838), (6, 35149865), (10, 21089919), (15, 14059946), (23, 9169530), (30, 7029973), (46, 4584765), (53, 3979230), (69, 3056510), (73, 2889030), (79, 2669610), (106, 1989615), (115, 1833906), (138, 1528255), (146, 1444515), (158, 1334805), (159, 1326410), (219, 963010), (230, 916953), (237, 889870), (265, 795846), (318, 663205), (345, 611302), (365, 577806), (395, 533922), (438, 481505), (474, 444935), (530, 397923), (690, 305651), (730, 288903), (790, 266961), (795, 265282), (1095, 192602), (1185, 177974), (1219, 173010), (1590, 132641), (1679, 125610), (1817, 116070), (2190, 96301), (2370, 88987), (2438, 86505), (3358, 62805), (3634, 58035), (3657, 57670), (3869, 54510), (4187, 50370), (5037, 41870), (5451, 38690), (5767, 36570), (6095, 34602), (7314, 28835), (7738, 27255), (8374, 25185), (8395, 25122), (9085, 23214), (10074, 20935), (10902, 19345), (11534, 18285), (11607, 18170), (12190, 17301), (12561, 16790)]