219943430

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{2711}}^1$

素因数の和:2805

約数の個数: 64

約数和(自身を含む): 484254720

約数和(自身を除く): 264311290

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 61, 70, 95, 122, 133, 190, 266, 305, 427, 610, 665, 854, 1159, 1330, 2135, 2318, 2711, 4270, 5422, 5795, 8113, 11590, 13555, 16226, 18977, 27110, 37954, 40565, 51509, 81130, 94885, 103018, 165371, 189770, 257545, 330742, 360563, 515090, 721126, 826855, 1157597, 1653710, 1802815, 2315194, 3142049, 3605630, 5787985, 6284098, 11575970, 15710245, 21994343, 31420490, 43988686, 109971715, 219943430]

約数ペア:

[(1, 219943430), (2, 109971715), (5, 43988686), (7, 31420490), (10, 21994343), (14, 15710245), (19, 11575970), (35, 6284098), (38, 5787985), (61, 3605630), (70, 3142049), (95, 2315194), (122, 1802815), (133, 1653710), (190, 1157597), (266, 826855), (305, 721126), (427, 515090), (610, 360563), (665, 330742), (854, 257545), (1159, 189770), (1330, 165371), (2135, 103018), (2318, 94885), (2711, 81130), (4270, 51509), (5422, 40565), (5795, 37954), (8113, 27110), (11590, 18977), (13555, 16226)]