1338790440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37313}}^1$

素因数の和:37363

約数の個数: 128

約数和(自身を含む): 4513501440

約数和(自身を除く): 3174711000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 23, 24, 26, 30, 39, 40, 46, 52, 60, 65, 69, 78, 92, 104, 115, 120, 130, 138, 156, 184, 195, 230, 260, 276, 299, 312, 345, 390, 460, 520, 552, 598, 690, 780, 897, 920, 1196, 1380, 1495, 1560, 1794, 2392, 2760, 2990, 3588, 4485, 5980, 7176, 8970, 11960, 17940, 35880, 37313, 74626, 111939, 149252, 186565, 223878, 298504, 373130, 447756, 485069, 559695, 746260, 858199, 895512, 970138, 1119390, 1455207, 1492520, 1716398, 1940276, 2238780, 2425345, 2574597, 2910414, 3432796, 3880552, 4290995, 4477560, 4850690, 5149194, 5820828, 6865592, 7276035, 8581990, 9701380, 10298388, 11156587, 11641656, 12872985, 14552070, 17163980, 19402760, 20596776, 22313174, 25745970, 29104140, 33469761, 34327960, 44626348, 51491940, 55782935, 58208280, 66939522, 89252696, 102983880, 111565870, 133879044, 167348805, 223131740, 267758088, 334697610, 446263480, 669395220, 1338790440]

約数ペア:

[(1, 1338790440), (2, 669395220), (3, 446263480), (4, 334697610), (5, 267758088), (6, 223131740), (8, 167348805), (10, 133879044), (12, 111565870), (13, 102983880), (15, 89252696), (20, 66939522), (23, 58208280), (24, 55782935), (26, 51491940), (30, 44626348), (39, 34327960), (40, 33469761), (46, 29104140), (52, 25745970), (60, 22313174), (65, 20596776), (69, 19402760), (78, 17163980), (92, 14552070), (104, 12872985), (115, 11641656), (120, 11156587), (130, 10298388), (138, 9701380), (156, 8581990), (184, 7276035), (195, 6865592), (230, 5820828), (260, 5149194), (276, 4850690), (299, 4477560), (312, 4290995), (345, 3880552), (390, 3432796), (460, 2910414), (520, 2574597), (552, 2425345), (598, 2238780), (690, 1940276), (780, 1716398), (897, 1492520), (920, 1455207), (1196, 1119390), (1380, 970138), (1495, 895512), (1560, 858199), (1794, 746260), (2392, 559695), (2760, 485069), (2990, 447756), (3588, 373130), (4485, 298504), (5980, 223878), (7176, 186565), (8970, 149252), (11960, 111939), (17940, 74626), (35880, 37313)]