475356728

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^2\times {\mathrm{73}}^1$

素因数の和:170

約数の個数: 144

約数和(自身を含む): 1172772720

約数和(自身を除く): 697415992

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 31, 44, 56, 62, 73, 77, 88, 121, 124, 146, 154, 217, 242, 248, 292, 308, 341, 434, 484, 511, 584, 616, 682, 803, 847, 868, 961, 968, 1022, 1364, 1606, 1694, 1736, 1922, 2044, 2263, 2387, 2728, 3212, 3388, 3751, 3844, 4088, 4526, 4774, 5621, 6424, 6727, 6776, 7502, 7688, 8833, 9052, 9548, 10571, 11242, 13454, 15004, 15841, 17666, 18104, 19096, 21142, 22484, 24893, 26257, 26908, 30008, 31682, 35332, 42284, 44968, 49786, 52514, 53816, 61831, 63364, 70153, 70664, 73997, 84568, 99572, 105028, 116281, 123662, 126728, 140306, 147994, 174251, 199144, 210056, 232562, 247324, 273823, 280612, 295988, 348502, 465124, 491071, 494648, 547646, 561224, 591976, 697004, 771683, 813967, 930248, 982142, 1095292, 1394008, 1543366, 1627934, 1916761, 1964284, 2190584, 3086732, 3255868, 3833522, 3928568, 5401781, 6173464, 6511736, 7667044, 8488513, 10803562, 15334088, 16977026, 21607124, 33954052, 43214248, 59419591, 67908104, 118839182, 237678364, 475356728]

約数ペア:

[(1, 475356728), (2, 237678364), (4, 118839182), (7, 67908104), (8, 59419591), (11, 43214248), (14, 33954052), (22, 21607124), (28, 16977026), (31, 15334088), (44, 10803562), (56, 8488513), (62, 7667044), (73, 6511736), (77, 6173464), (88, 5401781), (121, 3928568), (124, 3833522), (146, 3255868), (154, 3086732), (217, 2190584), (242, 1964284), (248, 1916761), (292, 1627934), (308, 1543366), (341, 1394008), (434, 1095292), (484, 982142), (511, 930248), (584, 813967), (616, 771683), (682, 697004), (803, 591976), (847, 561224), (868, 547646), (961, 494648), (968, 491071), (1022, 465124), (1364, 348502), (1606, 295988), (1694, 280612), (1736, 273823), (1922, 247324), (2044, 232562), (2263, 210056), (2387, 199144), (2728, 174251), (3212, 147994), (3388, 140306), (3751, 126728), (3844, 123662), (4088, 116281), (4526, 105028), (4774, 99572), (5621, 84568), (6424, 73997), (6727, 70664), (6776, 70153), (7502, 63364), (7688, 61831), (8833, 53816), (9052, 52514), (9548, 49786), (10571, 44968), (11242, 42284), (13454, 35332), (15004, 31682), (15841, 30008), (17666, 26908), (18104, 26257), (19096, 24893), (21142, 22484)]