439640460

素因数分解:

$2^2\times 3^5\times 5^1\times 7^1\times {\mathrm{12923}}^1$

素因数の和:12954

約数の個数: 144

約数和(自身を含む): 1580656896

約数和(自身を除く): 1141016436

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 243, 252, 270, 315, 324, 378, 405, 420, 486, 540, 567, 630, 756, 810, 945, 972, 1134, 1215, 1260, 1620, 1701, 1890, 2268, 2430, 2835, 3402, 3780, 4860, 5670, 6804, 8505, 11340, 12923, 17010, 25846, 34020, 38769, 51692, 64615, 77538, 90461, 116307, 129230, 155076, 180922, 193845, 232614, 258460, 271383, 348921, 361844, 387690, 452305, 465228, 542766, 581535, 697842, 775380, 814149, 904610, 1046763, 1085532, 1163070, 1356915, 1395684, 1628298, 1744605, 1809220, 2093526, 2326140, 2442447, 2713830, 3140289, 3256596, 3489210, 4070745, 4187052, 4884894, 5233815, 5427660, 6280578, 6978420, 7327341, 8141490, 9769788, 10467630, 12212235, 12561156, 14654682, 15701445, 16282980, 20935260, 21982023, 24424470, 29309364, 31402890, 36636705, 43964046, 48848940, 62805780, 73273410, 87928092, 109910115, 146546820, 219820230, 439640460]

約数ペア:

[(1, 439640460), (2, 219820230), (3, 146546820), (4, 109910115), (5, 87928092), (6, 73273410), (7, 62805780), (9, 48848940), (10, 43964046), (12, 36636705), (14, 31402890), (15, 29309364), (18, 24424470), (20, 21982023), (21, 20935260), (27, 16282980), (28, 15701445), (30, 14654682), (35, 12561156), (36, 12212235), (42, 10467630), (45, 9769788), (54, 8141490), (60, 7327341), (63, 6978420), (70, 6280578), (81, 5427660), (84, 5233815), (90, 4884894), (105, 4187052), (108, 4070745), (126, 3489210), (135, 3256596), (140, 3140289), (162, 2713830), (180, 2442447), (189, 2326140), (210, 2093526), (243, 1809220), (252, 1744605), (270, 1628298), (315, 1395684), (324, 1356915), (378, 1163070), (405, 1085532), (420, 1046763), (486, 904610), (540, 814149), (567, 775380), (630, 697842), (756, 581535), (810, 542766), (945, 465228), (972, 452305), (1134, 387690), (1215, 361844), (1260, 348921), (1620, 271383), (1701, 258460), (1890, 232614), (2268, 193845), (2430, 180922), (2835, 155076), (3402, 129230), (3780, 116307), (4860, 90461), (5670, 77538), (6804, 64615), (8505, 51692), (11340, 38769), (12923, 34020), (17010, 25846)]