447461820

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21247}}^1$

素因数の和:21281

約数の個数: 120

約数和(自身を含む): 1511752704

約数和(自身を除く): 1064290884

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 81, 90, 108, 117, 130, 135, 156, 162, 180, 195, 234, 260, 270, 324, 351, 390, 405, 468, 540, 585, 702, 780, 810, 1053, 1170, 1404, 1620, 1755, 2106, 2340, 3510, 4212, 5265, 7020, 10530, 21060, 21247, 42494, 63741, 84988, 106235, 127482, 191223, 212470, 254964, 276211, 318705, 382446, 424940, 552422, 573669, 637410, 764892, 828633, 956115, 1104844, 1147338, 1274820, 1381055, 1657266, 1721007, 1912230, 2294676, 2485899, 2762110, 2868345, 3314532, 3442014, 3824460, 4143165, 4971798, 5524220, 5736690, 6884028, 7457697, 8286330, 8605035, 9943596, 11473380, 12429495, 14915394, 16572660, 17210070, 22373091, 24858990, 29830788, 34420140, 37288485, 44746182, 49717980, 74576970, 89492364, 111865455, 149153940, 223730910, 447461820]

約数ペア:

[(1, 447461820), (2, 223730910), (3, 149153940), (4, 111865455), (5, 89492364), (6, 74576970), (9, 49717980), (10, 44746182), (12, 37288485), (13, 34420140), (15, 29830788), (18, 24858990), (20, 22373091), (26, 17210070), (27, 16572660), (30, 14915394), (36, 12429495), (39, 11473380), (45, 9943596), (52, 8605035), (54, 8286330), (60, 7457697), (65, 6884028), (78, 5736690), (81, 5524220), (90, 4971798), (108, 4143165), (117, 3824460), (130, 3442014), (135, 3314532), (156, 2868345), (162, 2762110), (180, 2485899), (195, 2294676), (234, 1912230), (260, 1721007), (270, 1657266), (324, 1381055), (351, 1274820), (390, 1147338), (405, 1104844), (468, 956115), (540, 828633), (585, 764892), (702, 637410), (780, 573669), (810, 552422), (1053, 424940), (1170, 382446), (1404, 318705), (1620, 276211), (1755, 254964), (2106, 212470), (2340, 191223), (3510, 127482), (4212, 106235), (5265, 84988), (7020, 63741), (10530, 42494), (21060, 21247)]