28365210

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{193}}^1$

素因数の和:300

約数の個数: 96

約数和(自身を含む): 78444288

約数和(自身を除く): 50079078

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 30, 45, 46, 69, 71, 90, 115, 138, 142, 193, 207, 213, 230, 345, 355, 386, 414, 426, 579, 639, 690, 710, 965, 1035, 1065, 1158, 1278, 1633, 1737, 1930, 2070, 2130, 2895, 3195, 3266, 3474, 4439, 4899, 5790, 6390, 8165, 8685, 8878, 9798, 13317, 13703, 14697, 16330, 17370, 22195, 24495, 26634, 27406, 29394, 39951, 41109, 44390, 48990, 66585, 68515, 73485, 79902, 82218, 123327, 133170, 137030, 146970, 199755, 205545, 246654, 315169, 399510, 411090, 616635, 630338, 945507, 1233270, 1575845, 1891014, 2836521, 3151690, 4727535, 5673042, 9455070, 14182605, 28365210]

約数ペア:

[(1, 28365210), (2, 14182605), (3, 9455070), (5, 5673042), (6, 4727535), (9, 3151690), (10, 2836521), (15, 1891014), (18, 1575845), (23, 1233270), (30, 945507), (45, 630338), (46, 616635), (69, 411090), (71, 399510), (90, 315169), (115, 246654), (138, 205545), (142, 199755), (193, 146970), (207, 137030), (213, 133170), (230, 123327), (345, 82218), (355, 79902), (386, 73485), (414, 68515), (426, 66585), (579, 48990), (639, 44390), (690, 41109), (710, 39951), (965, 29394), (1035, 27406), (1065, 26634), (1158, 24495), (1278, 22195), (1633, 17370), (1737, 16330), (1930, 14697), (2070, 13703), (2130, 13317), (2895, 9798), (3195, 8878), (3266, 8685), (3474, 8165), (4439, 6390), (4899, 5790)]