213728880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1249}}^1$

素因数の和:1319

約数の個数: 160

約数和(自身を含む): 714240000

約数和(自身を除く): 500511120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 31, 40, 46, 48, 60, 62, 69, 80, 92, 93, 115, 120, 124, 138, 155, 184, 186, 230, 240, 248, 276, 310, 345, 368, 372, 460, 465, 496, 552, 620, 690, 713, 744, 920, 930, 1104, 1240, 1249, 1380, 1426, 1488, 1840, 1860, 2139, 2480, 2498, 2760, 2852, 3565, 3720, 3747, 4278, 4996, 5520, 5704, 6245, 7130, 7440, 7494, 8556, 9992, 10695, 11408, 12490, 14260, 14988, 17112, 18735, 19984, 21390, 24980, 28520, 28727, 29976, 34224, 37470, 38719, 42780, 49960, 57040, 57454, 59952, 74940, 77438, 85560, 86181, 99920, 114908, 116157, 143635, 149880, 154876, 171120, 172362, 193595, 229816, 232314, 287270, 299760, 309752, 344724, 387190, 430905, 459632, 464628, 574540, 580785, 619504, 689448, 774380, 861810, 890537, 929256, 1149080, 1161570, 1378896, 1548760, 1723620, 1781074, 1858512, 2298160, 2323140, 2671611, 3097520, 3447240, 3562148, 4452685, 4646280, 5343222, 6894480, 7124296, 8905370, 9292560, 10686444, 13358055, 14248592, 17810740, 21372888, 26716110, 35621480, 42745776, 53432220, 71242960, 106864440, 213728880]

約数ペア:

[(1, 213728880), (2, 106864440), (3, 71242960), (4, 53432220), (5, 42745776), (6, 35621480), (8, 26716110), (10, 21372888), (12, 17810740), (15, 14248592), (16, 13358055), (20, 10686444), (23, 9292560), (24, 8905370), (30, 7124296), (31, 6894480), (40, 5343222), (46, 4646280), (48, 4452685), (60, 3562148), (62, 3447240), (69, 3097520), (80, 2671611), (92, 2323140), (93, 2298160), (115, 1858512), (120, 1781074), (124, 1723620), (138, 1548760), (155, 1378896), (184, 1161570), (186, 1149080), (230, 929256), (240, 890537), (248, 861810), (276, 774380), (310, 689448), (345, 619504), (368, 580785), (372, 574540), (460, 464628), (465, 459632), (496, 430905), (552, 387190), (620, 344724), (690, 309752), (713, 299760), (744, 287270), (920, 232314), (930, 229816), (1104, 193595), (1240, 172362), (1249, 171120), (1380, 154876), (1426, 149880), (1488, 143635), (1840, 116157), (1860, 114908), (2139, 99920), (2480, 86181), (2498, 85560), (2760, 77438), (2852, 74940), (3565, 59952), (3720, 57454), (3747, 57040), (4278, 49960), (4996, 42780), (5520, 38719), (5704, 37470), (6245, 34224), (7130, 29976), (7440, 28727), (7494, 28520), (8556, 24980), (9992, 21390), (10695, 19984), (11408, 18735), (12490, 17112), (14260, 14988)]