222722220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{3559}}^1$

素因数の和:3727

約数の個数: 96

約数和(自身を含む): 717696000

約数和(自身を除く): 494973780

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 149, 210, 298, 420, 447, 596, 745, 894, 1043, 1490, 1788, 2086, 2235, 2980, 3129, 3559, 4172, 4470, 5215, 6258, 7118, 8940, 10430, 10677, 12516, 14236, 15645, 17795, 20860, 21354, 24913, 31290, 35590, 42708, 49826, 53385, 62580, 71180, 74739, 99652, 106770, 124565, 149478, 213540, 249130, 298956, 373695, 498260, 530291, 747390, 1060582, 1494780, 1590873, 2121164, 2651455, 3181746, 3712037, 5302910, 6363492, 7424074, 7954365, 10605820, 11136111, 14848148, 15908730, 18560185, 22272222, 31817460, 37120370, 44544444, 55680555, 74240740, 111361110, 222722220]

約数ペア:

[(1, 222722220), (2, 111361110), (3, 74240740), (4, 55680555), (5, 44544444), (6, 37120370), (7, 31817460), (10, 22272222), (12, 18560185), (14, 15908730), (15, 14848148), (20, 11136111), (21, 10605820), (28, 7954365), (30, 7424074), (35, 6363492), (42, 5302910), (60, 3712037), (70, 3181746), (84, 2651455), (105, 2121164), (140, 1590873), (149, 1494780), (210, 1060582), (298, 747390), (420, 530291), (447, 498260), (596, 373695), (745, 298956), (894, 249130), (1043, 213540), (1490, 149478), (1788, 124565), (2086, 106770), (2235, 99652), (2980, 74739), (3129, 71180), (3559, 62580), (4172, 53385), (4470, 49826), (5215, 42708), (6258, 35590), (7118, 31290), (8940, 24913), (10430, 21354), (10677, 20860), (12516, 17795), (14236, 15645)]