66706920

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{257}}^1$

素因数の和:384

約数の個数: 192

約数和(自身を含む): 251147520

約数和(自身を除く): 184440600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 103, 105, 120, 126, 140, 168, 180, 206, 210, 252, 257, 280, 309, 315, 360, 412, 420, 504, 514, 515, 618, 630, 721, 771, 824, 840, 927, 1028, 1030, 1236, 1260, 1285, 1442, 1542, 1545, 1799, 1854, 2056, 2060, 2163, 2313, 2472, 2520, 2570, 2884, 3084, 3090, 3598, 3605, 3708, 3855, 4120, 4326, 4626, 4635, 5140, 5397, 5768, 6168, 6180, 6489, 7196, 7210, 7416, 7710, 8652, 8995, 9252, 9270, 10280, 10794, 10815, 11565, 12360, 12978, 14392, 14420, 15420, 16191, 17304, 17990, 18504, 18540, 21588, 21630, 23130, 25956, 26471, 26985, 28840, 30840, 32382, 32445, 35980, 37080, 43176, 43260, 46260, 51912, 52942, 53970, 64764, 64890, 71960, 79413, 80955, 86520, 92520, 105884, 107940, 129528, 129780, 132355, 158826, 161910, 185297, 211768, 215880, 238239, 259560, 264710, 317652, 323820, 370594, 397065, 476478, 529420, 555891, 635304, 647640, 741188, 794130, 926485, 952956, 1058840, 1111782, 1191195, 1482376, 1588260, 1667673, 1852970, 1905912, 2223564, 2382390, 2779455, 3176520, 3335346, 3705940, 4447128, 4764780, 5558910, 6670692, 7411880, 8338365, 9529560, 11117820, 13341384, 16676730, 22235640, 33353460, 66706920]

約数ペア:

[(1, 66706920), (2, 33353460), (3, 22235640), (4, 16676730), (5, 13341384), (6, 11117820), (7, 9529560), (8, 8338365), (9, 7411880), (10, 6670692), (12, 5558910), (14, 4764780), (15, 4447128), (18, 3705940), (20, 3335346), (21, 3176520), (24, 2779455), (28, 2382390), (30, 2223564), (35, 1905912), (36, 1852970), (40, 1667673), (42, 1588260), (45, 1482376), (56, 1191195), (60, 1111782), (63, 1058840), (70, 952956), (72, 926485), (84, 794130), (90, 741188), (103, 647640), (105, 635304), (120, 555891), (126, 529420), (140, 476478), (168, 397065), (180, 370594), (206, 323820), (210, 317652), (252, 264710), (257, 259560), (280, 238239), (309, 215880), (315, 211768), (360, 185297), (412, 161910), (420, 158826), (504, 132355), (514, 129780), (515, 129528), (618, 107940), (630, 105884), (721, 92520), (771, 86520), (824, 80955), (840, 79413), (927, 71960), (1028, 64890), (1030, 64764), (1236, 53970), (1260, 52942), (1285, 51912), (1442, 46260), (1542, 43260), (1545, 43176), (1799, 37080), (1854, 35980), (2056, 32445), (2060, 32382), (2163, 30840), (2313, 28840), (2472, 26985), (2520, 26471), (2570, 25956), (2884, 23130), (3084, 21630), (3090, 21588), (3598, 18540), (3605, 18504), (3708, 17990), (3855, 17304), (4120, 16191), (4326, 15420), (4626, 14420), (4635, 14392), (5140, 12978), (5397, 12360), (5768, 11565), (6168, 10815), (6180, 10794), (6489, 10280), (7196, 9270), (7210, 9252), (7416, 8995), (7710, 8652)]