249639660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{15583}}^1$

素因数の和:15687

約数の個数: 72

約数和(自身を含む): 765797760

約数和(自身を除く): 516158100

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, 15583, 16020, 31166, 46749, 62332, 77915, 93498, 140247, 155830, 186996, 233745, 280494, 311660, 467490, 560988, 701235, 934980, 1386887, 1402470, 2773774, 2804940, 4160661, 5547548, 6934435, 8321322, 12481983, 13868870, 16642644, 20803305, 24963966, 27737740, 41606610, 49927932, 62409915, 83213220, 124819830, 249639660]

約数ペア:

[(1, 249639660), (2, 124819830), (3, 83213220), (4, 62409915), (5, 49927932), (6, 41606610), (9, 27737740), (10, 24963966), (12, 20803305), (15, 16642644), (18, 13868870), (20, 12481983), (30, 8321322), (36, 6934435), (45, 5547548), (60, 4160661), (89, 2804940), (90, 2773774), (178, 1402470), (180, 1386887), (267, 934980), (356, 701235), (445, 560988), (534, 467490), (801, 311660), (890, 280494), (1068, 233745), (1335, 186996), (1602, 155830), (1780, 140247), (2670, 93498), (3204, 77915), (4005, 62332), (5340, 46749), (8010, 31166), (15583, 16020)]