729999990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{4967}}^1$

素因数の和:5074

約数の個数: 96

約数和(自身を含む): 2008820736

約数和(自身を除く): 1278820746

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 30, 45, 46, 69, 71, 90, 115, 138, 142, 207, 213, 230, 345, 355, 414, 426, 639, 690, 710, 1035, 1065, 1278, 1633, 2070, 2130, 3195, 3266, 4899, 4967, 6390, 8165, 9798, 9934, 14697, 14901, 16330, 24495, 24835, 29394, 29802, 44703, 48990, 49670, 73485, 74505, 89406, 114241, 146970, 149010, 223515, 228482, 342723, 352657, 447030, 571205, 685446, 705314, 1028169, 1057971, 1142410, 1713615, 1763285, 2056338, 2115942, 3173913, 3427230, 3526570, 5140845, 5289855, 6347826, 8111111, 10281690, 10579710, 15869565, 16222222, 24333333, 31739130, 40555555, 48666666, 72999999, 81111110, 121666665, 145999998, 243333330, 364999995, 729999990]

約数ペア:

[(1, 729999990), (2, 364999995), (3, 243333330), (5, 145999998), (6, 121666665), (9, 81111110), (10, 72999999), (15, 48666666), (18, 40555555), (23, 31739130), (30, 24333333), (45, 16222222), (46, 15869565), (69, 10579710), (71, 10281690), (90, 8111111), (115, 6347826), (138, 5289855), (142, 5140845), (207, 3526570), (213, 3427230), (230, 3173913), (345, 2115942), (355, 2056338), (414, 1763285), (426, 1713615), (639, 1142410), (690, 1057971), (710, 1028169), (1035, 705314), (1065, 685446), (1278, 571205), (1633, 447030), (2070, 352657), (2130, 342723), (3195, 228482), (3266, 223515), (4899, 149010), (4967, 146970), (6390, 114241), (8165, 89406), (9798, 74505), (9934, 73485), (14697, 49670), (14901, 48990), (16330, 44703), (24495, 29802), (24835, 29394)]