638060580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{39829}}^1$

素因数の和:39933

約数の個数: 72

約数和(自身を含む): 1957246200

約数和(自身を除く): 1319185620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 89, 90, 178, 180, 267, 356, 445, 534, 801, 890, 1068, 1335, 1602, 1780, 2670, 3204, 4005, 5340, 8010, 16020, 39829, 79658, 119487, 159316, 199145, 238974, 358461, 398290, 477948, 597435, 716922, 796580, 1194870, 1433844, 1792305, 2389740, 3544781, 3584610, 7089562, 7169220, 10634343, 14179124, 17723905, 21268686, 31903029, 35447810, 42537372, 53171715, 63806058, 70895620, 106343430, 127612116, 159515145, 212686860, 319030290, 638060580]

約数ペア:

[(1, 638060580), (2, 319030290), (3, 212686860), (4, 159515145), (5, 127612116), (6, 106343430), (9, 70895620), (10, 63806058), (12, 53171715), (15, 42537372), (18, 35447810), (20, 31903029), (30, 21268686), (36, 17723905), (45, 14179124), (60, 10634343), (89, 7169220), (90, 7089562), (178, 3584610), (180, 3544781), (267, 2389740), (356, 1792305), (445, 1433844), (534, 1194870), (801, 796580), (890, 716922), (1068, 597435), (1335, 477948), (1602, 398290), (1780, 358461), (2670, 238974), (3204, 199145), (4005, 159316), (5340, 119487), (8010, 79658), (16020, 39829)]