180221460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{1061}}^1$

素因数の和:1241

約数の個数: 96

約数和(自身を含む): 535248000

約数和(自身を除く): 355026540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 149, 190, 228, 285, 298, 380, 447, 570, 596, 745, 894, 1061, 1140, 1490, 1788, 2122, 2235, 2831, 2980, 3183, 4244, 4470, 5305, 5662, 6366, 8493, 8940, 10610, 11324, 12732, 14155, 15915, 16986, 20159, 21220, 28310, 31830, 33972, 40318, 42465, 56620, 60477, 63660, 80636, 84930, 100795, 120954, 158089, 169860, 201590, 241908, 302385, 316178, 403180, 474267, 604770, 632356, 790445, 948534, 1209540, 1580890, 1897068, 2371335, 3003691, 3161780, 4742670, 6007382, 9011073, 9485340, 12014764, 15018455, 18022146, 30036910, 36044292, 45055365, 60073820, 90110730, 180221460]

約数ペア:

[(1, 180221460), (2, 90110730), (3, 60073820), (4, 45055365), (5, 36044292), (6, 30036910), (10, 18022146), (12, 15018455), (15, 12014764), (19, 9485340), (20, 9011073), (30, 6007382), (38, 4742670), (57, 3161780), (60, 3003691), (76, 2371335), (95, 1897068), (114, 1580890), (149, 1209540), (190, 948534), (228, 790445), (285, 632356), (298, 604770), (380, 474267), (447, 403180), (570, 316178), (596, 302385), (745, 241908), (894, 201590), (1061, 169860), (1140, 158089), (1490, 120954), (1788, 100795), (2122, 84930), (2235, 80636), (2831, 63660), (2980, 60477), (3183, 56620), (4244, 42465), (4470, 40318), (5305, 33972), (5662, 31830), (6366, 28310), (8493, 21220), (8940, 20159), (10610, 16986), (11324, 15915), (12732, 14155)]