28953090

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1$

素因数の和:304

約数の個数: 96

約数和(自身を含む): 80061696

約数和(自身を除く): 51108606

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 30, 45, 46, 69, 71, 90, 115, 138, 142, 197, 207, 213, 230, 345, 355, 394, 414, 426, 591, 639, 690, 710, 985, 1035, 1065, 1182, 1278, 1633, 1773, 1970, 2070, 2130, 2955, 3195, 3266, 3546, 4531, 4899, 5910, 6390, 8165, 8865, 9062, 9798, 13593, 13987, 14697, 16330, 17730, 22655, 24495, 27186, 27974, 29394, 40779, 41961, 45310, 48990, 67965, 69935, 73485, 81558, 83922, 125883, 135930, 139870, 146970, 203895, 209805, 251766, 321701, 407790, 419610, 629415, 643402, 965103, 1258830, 1608505, 1930206, 2895309, 3217010, 4825515, 5790618, 9651030, 14476545, 28953090]

約数ペア:

[(1, 28953090), (2, 14476545), (3, 9651030), (5, 5790618), (6, 4825515), (9, 3217010), (10, 2895309), (15, 1930206), (18, 1608505), (23, 1258830), (30, 965103), (45, 643402), (46, 629415), (69, 419610), (71, 407790), (90, 321701), (115, 251766), (138, 209805), (142, 203895), (197, 146970), (207, 139870), (213, 135930), (230, 125883), (345, 83922), (355, 81558), (394, 73485), (414, 69935), (426, 67965), (591, 48990), (639, 45310), (690, 41961), (710, 40779), (985, 29394), (1035, 27974), (1065, 27186), (1182, 24495), (1278, 22655), (1633, 17730), (1773, 16330), (1970, 14697), (2070, 13987), (2130, 13593), (2955, 9798), (3195, 9062), (3266, 8865), (3546, 8165), (4531, 6390), (4899, 5910)]