2187990

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1$

素因数の和:194

約数の個数: 96

約数和(自身を含む): 6829056

約数和(自身を除く): 4641066

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 23, 30, 35, 42, 45, 46, 63, 69, 70, 90, 105, 115, 126, 138, 151, 161, 207, 210, 230, 302, 315, 322, 345, 414, 453, 483, 630, 690, 755, 805, 906, 966, 1035, 1057, 1359, 1449, 1510, 1610, 2070, 2114, 2265, 2415, 2718, 2898, 3171, 3473, 4530, 4830, 5285, 6342, 6795, 6946, 7245, 9513, 10419, 10570, 13590, 14490, 15855, 17365, 19026, 20838, 24311, 31257, 31710, 34730, 47565, 48622, 52095, 62514, 72933, 95130, 104190, 121555, 145866, 156285, 218799, 243110, 312570, 364665, 437598, 729330, 1093995, 2187990]

約数ペア:

[(1, 2187990), (2, 1093995), (3, 729330), (5, 437598), (6, 364665), (7, 312570), (9, 243110), (10, 218799), (14, 156285), (15, 145866), (18, 121555), (21, 104190), (23, 95130), (30, 72933), (35, 62514), (42, 52095), (45, 48622), (46, 47565), (63, 34730), (69, 31710), (70, 31257), (90, 24311), (105, 20838), (115, 19026), (126, 17365), (138, 15855), (151, 14490), (161, 13590), (207, 10570), (210, 10419), (230, 9513), (302, 7245), (315, 6946), (322, 6795), (345, 6342), (414, 5285), (453, 4830), (483, 4530), (630, 3473), (690, 3171), (755, 2898), (805, 2718), (906, 2415), (966, 2265), (1035, 2114), (1057, 2070), (1359, 1610), (1449, 1510)]