204958980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1597}}^1$

素因数の和:1666

約数の個数: 144

約数和(自身を含む): 670086144

約数和(自身を除く): 465127164

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 31, 36, 45, 46, 60, 62, 69, 90, 92, 93, 115, 124, 138, 155, 180, 186, 207, 230, 276, 279, 310, 345, 372, 414, 460, 465, 558, 620, 690, 713, 828, 930, 1035, 1116, 1380, 1395, 1426, 1597, 1860, 2070, 2139, 2790, 2852, 3194, 3565, 4140, 4278, 4791, 5580, 6388, 6417, 7130, 7985, 8556, 9582, 10695, 12834, 14260, 14373, 15970, 19164, 21390, 23955, 25668, 28746, 31940, 32085, 36731, 42780, 47910, 49507, 57492, 64170, 71865, 73462, 95820, 99014, 110193, 128340, 143730, 146924, 148521, 183655, 198028, 220386, 247535, 287460, 297042, 330579, 367310, 440772, 445563, 495070, 550965, 594084, 661158, 734620, 742605, 891126, 990140, 1101930, 1138661, 1322316, 1485210, 1652895, 1782252, 2203860, 2227815, 2277322, 2970420, 3305790, 3415983, 4455630, 4554644, 5693305, 6611580, 6831966, 8911260, 10247949, 11386610, 13663932, 17079915, 20495898, 22773220, 34159830, 40991796, 51239745, 68319660, 102479490, 204958980]

約数ペア:

[(1, 204958980), (2, 102479490), (3, 68319660), (4, 51239745), (5, 40991796), (6, 34159830), (9, 22773220), (10, 20495898), (12, 17079915), (15, 13663932), (18, 11386610), (20, 10247949), (23, 8911260), (30, 6831966), (31, 6611580), (36, 5693305), (45, 4554644), (46, 4455630), (60, 3415983), (62, 3305790), (69, 2970420), (90, 2277322), (92, 2227815), (93, 2203860), (115, 1782252), (124, 1652895), (138, 1485210), (155, 1322316), (180, 1138661), (186, 1101930), (207, 990140), (230, 891126), (276, 742605), (279, 734620), (310, 661158), (345, 594084), (372, 550965), (414, 495070), (460, 445563), (465, 440772), (558, 367310), (620, 330579), (690, 297042), (713, 287460), (828, 247535), (930, 220386), (1035, 198028), (1116, 183655), (1380, 148521), (1395, 146924), (1426, 143730), (1597, 128340), (1860, 110193), (2070, 99014), (2139, 95820), (2790, 73462), (2852, 71865), (3194, 64170), (3565, 57492), (4140, 49507), (4278, 47910), (4791, 42780), (5580, 36731), (6388, 32085), (6417, 31940), (7130, 28746), (7985, 25668), (8556, 23955), (9582, 21390), (10695, 19164), (12834, 15970), (14260, 14373)]