2678463440

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{101}}^1\times {\mathrm{239}}^1$

素因数の和:445

約数の個数: 160

約数和(自身を含む): 6738854400

約数和(自身を除く): 4060390960

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 73, 76, 80, 95, 101, 146, 152, 190, 202, 239, 292, 304, 365, 380, 404, 478, 505, 584, 730, 760, 808, 956, 1010, 1168, 1195, 1387, 1460, 1520, 1616, 1912, 1919, 2020, 2390, 2774, 2920, 3824, 3838, 4040, 4541, 4780, 5548, 5840, 6935, 7373, 7676, 8080, 9082, 9560, 9595, 11096, 13870, 14746, 15352, 17447, 18164, 19120, 19190, 22192, 22705, 24139, 27740, 29492, 30704, 34894, 36328, 36865, 38380, 45410, 48278, 55480, 58984, 69788, 72656, 73730, 76760, 87235, 90820, 96556, 110960, 117968, 120695, 139576, 140087, 147460, 153520, 174470, 181640, 193112, 241390, 279152, 280174, 294920, 331493, 348940, 363280, 386224, 458641, 482780, 560348, 589840, 662986, 697880, 700435, 917282, 965560, 1120696, 1325972, 1395760, 1400870, 1657465, 1762147, 1834564, 1931120, 2241392, 2293205, 2651944, 2801740, 3314930, 3524294, 3669128, 4586410, 5303888, 5603480, 6629860, 7048588, 7338256, 8810735, 9172820, 11206960, 13259720, 14097176, 17621470, 18345640, 26519440, 28194352, 33480793, 35242940, 36691280, 66961586, 70485880, 133923172, 140971760, 167403965, 267846344, 334807930, 535692688, 669615860, 1339231720, 2678463440]

約数ペア:

[(1, 2678463440), (2, 1339231720), (4, 669615860), (5, 535692688), (8, 334807930), (10, 267846344), (16, 167403965), (19, 140971760), (20, 133923172), (38, 70485880), (40, 66961586), (73, 36691280), (76, 35242940), (80, 33480793), (95, 28194352), (101, 26519440), (146, 18345640), (152, 17621470), (190, 14097176), (202, 13259720), (239, 11206960), (292, 9172820), (304, 8810735), (365, 7338256), (380, 7048588), (404, 6629860), (478, 5603480), (505, 5303888), (584, 4586410), (730, 3669128), (760, 3524294), (808, 3314930), (956, 2801740), (1010, 2651944), (1168, 2293205), (1195, 2241392), (1387, 1931120), (1460, 1834564), (1520, 1762147), (1616, 1657465), (1912, 1400870), (1919, 1395760), (2020, 1325972), (2390, 1120696), (2774, 965560), (2920, 917282), (3824, 700435), (3838, 697880), (4040, 662986), (4541, 589840), (4780, 560348), (5548, 482780), (5840, 458641), (6935, 386224), (7373, 363280), (7676, 348940), (8080, 331493), (9082, 294920), (9560, 280174), (9595, 279152), (11096, 241390), (13870, 193112), (14746, 181640), (15352, 174470), (17447, 153520), (18164, 147460), (19120, 140087), (19190, 139576), (22192, 120695), (22705, 117968), (24139, 110960), (27740, 96556), (29492, 90820), (30704, 87235), (34894, 76760), (36328, 73730), (36865, 72656), (38380, 69788), (45410, 58984), (48278, 55480)]