60721840

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{541}}^1$

素因数の和:638

約数の個数: 80

約数和(自身を含む): 150008256

約数和(自身を除く): 89286416

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 61, 80, 92, 115, 122, 184, 230, 244, 305, 368, 460, 488, 541, 610, 920, 976, 1082, 1220, 1403, 1840, 2164, 2440, 2705, 2806, 4328, 4880, 5410, 5612, 7015, 8656, 10820, 11224, 12443, 14030, 21640, 22448, 24886, 28060, 33001, 43280, 49772, 56120, 62215, 66002, 99544, 112240, 124430, 132004, 165005, 199088, 248860, 264008, 330010, 497720, 528016, 660020, 759023, 995440, 1320040, 1518046, 2640080, 3036092, 3795115, 6072184, 7590230, 12144368, 15180460, 30360920, 60721840]

約数ペア:

[(1, 60721840), (2, 30360920), (4, 15180460), (5, 12144368), (8, 7590230), (10, 6072184), (16, 3795115), (20, 3036092), (23, 2640080), (40, 1518046), (46, 1320040), (61, 995440), (80, 759023), (92, 660020), (115, 528016), (122, 497720), (184, 330010), (230, 264008), (244, 248860), (305, 199088), (368, 165005), (460, 132004), (488, 124430), (541, 112240), (610, 99544), (920, 66002), (976, 62215), (1082, 56120), (1220, 49772), (1403, 43280), (1840, 33001), (2164, 28060), (2440, 24886), (2705, 22448), (2806, 21640), (4328, 14030), (4880, 12443), (5410, 11224), (5612, 10820), (7015, 8656)]