63218320

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{199}}^1$

素因数の和:261

約数の個数: 120

約数和(自身を含む): 170078400

約数和(自身を除く): 106860080

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 38, 40, 44, 55, 76, 80, 88, 95, 110, 152, 176, 190, 199, 209, 220, 304, 361, 380, 398, 418, 440, 722, 760, 796, 836, 880, 995, 1045, 1444, 1520, 1592, 1672, 1805, 1990, 2090, 2189, 2888, 3184, 3344, 3610, 3781, 3971, 3980, 4180, 4378, 5776, 7220, 7562, 7942, 7960, 8360, 8756, 10945, 14440, 15124, 15884, 15920, 16720, 17512, 18905, 19855, 21890, 28880, 30248, 31768, 35024, 37810, 39710, 41591, 43780, 60496, 63536, 71839, 75620, 79420, 83182, 87560, 143678, 151240, 158840, 166364, 175120, 207955, 287356, 302480, 317680, 332728, 359195, 415910, 574712, 665456, 718390, 790229, 831820, 1149424, 1436780, 1580458, 1663640, 2873560, 3160916, 3327280, 3951145, 5747120, 6321832, 7902290, 12643664, 15804580, 31609160, 63218320]

約数ペア:

[(1, 63218320), (2, 31609160), (4, 15804580), (5, 12643664), (8, 7902290), (10, 6321832), (11, 5747120), (16, 3951145), (19, 3327280), (20, 3160916), (22, 2873560), (38, 1663640), (40, 1580458), (44, 1436780), (55, 1149424), (76, 831820), (80, 790229), (88, 718390), (95, 665456), (110, 574712), (152, 415910), (176, 359195), (190, 332728), (199, 317680), (209, 302480), (220, 287356), (304, 207955), (361, 175120), (380, 166364), (398, 158840), (418, 151240), (440, 143678), (722, 87560), (760, 83182), (796, 79420), (836, 75620), (880, 71839), (995, 63536), (1045, 60496), (1444, 43780), (1520, 41591), (1592, 39710), (1672, 37810), (1805, 35024), (1990, 31768), (2090, 30248), (2189, 28880), (2888, 21890), (3184, 19855), (3344, 18905), (3610, 17512), (3781, 16720), (3971, 15920), (3980, 15884), (4180, 15124), (4378, 14440), (5776, 10945), (7220, 8756), (7562, 8360), (7942, 7960)]