61518880

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:282

約数の個数: 96

約数和(自身を含む): 152893440

約数和(自身を除く): 91374560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 79, 80, 124, 155, 157, 158, 160, 248, 310, 314, 316, 395, 496, 620, 628, 632, 785, 790, 992, 1240, 1256, 1264, 1570, 1580, 2449, 2480, 2512, 2528, 3140, 3160, 4867, 4898, 4960, 5024, 6280, 6320, 9734, 9796, 12245, 12403, 12560, 12640, 19468, 19592, 24335, 24490, 24806, 25120, 38936, 39184, 48670, 48980, 49612, 62015, 77872, 78368, 97340, 97960, 99224, 124030, 155744, 194680, 195920, 198448, 248060, 384493, 389360, 391840, 396896, 496120, 768986, 778720, 992240, 1537972, 1922465, 1984480, 3075944, 3844930, 6151888, 7689860, 12303776, 15379720, 30759440, 61518880]

約数ペア:

[(1, 61518880), (2, 30759440), (4, 15379720), (5, 12303776), (8, 7689860), (10, 6151888), (16, 3844930), (20, 3075944), (31, 1984480), (32, 1922465), (40, 1537972), (62, 992240), (79, 778720), (80, 768986), (124, 496120), (155, 396896), (157, 391840), (158, 389360), (160, 384493), (248, 248060), (310, 198448), (314, 195920), (316, 194680), (395, 155744), (496, 124030), (620, 99224), (628, 97960), (632, 97340), (785, 78368), (790, 77872), (992, 62015), (1240, 49612), (1256, 48980), (1264, 48670), (1570, 39184), (1580, 38936), (2449, 25120), (2480, 24806), (2512, 24490), (2528, 24335), (3140, 19592), (3160, 19468), (4867, 12640), (4898, 12560), (4960, 12403), (5024, 12245), (6280, 9796), (6320, 9734)]