42992520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{421}}^1$

素因数の和:495

約数の個数: 128

約数和(自身を含む): 138551040

約数和(自身を除く): 95558520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 37, 40, 46, 60, 69, 74, 92, 111, 115, 120, 138, 148, 184, 185, 222, 230, 276, 296, 345, 370, 421, 444, 460, 552, 555, 690, 740, 842, 851, 888, 920, 1110, 1263, 1380, 1480, 1684, 1702, 2105, 2220, 2526, 2553, 2760, 3368, 3404, 4210, 4255, 4440, 5052, 5106, 6315, 6808, 8420, 8510, 9683, 10104, 10212, 12630, 12765, 15577, 16840, 17020, 19366, 20424, 25260, 25530, 29049, 31154, 34040, 38732, 46731, 48415, 50520, 51060, 58098, 62308, 77464, 77885, 93462, 96830, 102120, 116196, 124616, 145245, 155770, 186924, 193660, 232392, 233655, 290490, 311540, 358271, 373848, 387320, 467310, 580980, 623080, 716542, 934620, 1074813, 1161960, 1433084, 1791355, 1869240, 2149626, 2866168, 3582710, 4299252, 5374065, 7165420, 8598504, 10748130, 14330840, 21496260, 42992520]

約数ペア:

[(1, 42992520), (2, 21496260), (3, 14330840), (4, 10748130), (5, 8598504), (6, 7165420), (8, 5374065), (10, 4299252), (12, 3582710), (15, 2866168), (20, 2149626), (23, 1869240), (24, 1791355), (30, 1433084), (37, 1161960), (40, 1074813), (46, 934620), (60, 716542), (69, 623080), (74, 580980), (92, 467310), (111, 387320), (115, 373848), (120, 358271), (138, 311540), (148, 290490), (184, 233655), (185, 232392), (222, 193660), (230, 186924), (276, 155770), (296, 145245), (345, 124616), (370, 116196), (421, 102120), (444, 96830), (460, 93462), (552, 77885), (555, 77464), (690, 62308), (740, 58098), (842, 51060), (851, 50520), (888, 48415), (920, 46731), (1110, 38732), (1263, 34040), (1380, 31154), (1480, 29049), (1684, 25530), (1702, 25260), (2105, 20424), (2220, 19366), (2526, 17020), (2553, 16840), (2760, 15577), (3368, 12765), (3404, 12630), (4210, 10212), (4255, 10104), (4440, 9683), (5052, 8510), (5106, 8420), (6315, 6808)]