15207814840

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{619}}^1\times {\mathrm{10069}}^1$

素因数の和:10760

約数の個数: 64

約数和(自身を含む): 34838172000

約数和(自身を除く): 19630357160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 619, 1220, 1238, 2440, 2476, 3095, 4952, 6190, 10069, 12380, 20138, 24760, 37759, 40276, 50345, 75518, 80552, 100690, 151036, 188795, 201380, 302072, 377590, 402760, 614209, 755180, 1228418, 1510360, 2456836, 3071045, 4913672, 6142090, 6232711, 12284180, 12465422, 24568360, 24930844, 31163555, 49861688, 62327110, 124654220, 249308440, 380195371, 760390742, 1520781484, 1900976855, 3041562968, 3801953710, 7603907420, 15207814840]

約数ペア:

[(1, 15207814840), (2, 7603907420), (4, 3801953710), (5, 3041562968), (8, 1900976855), (10, 1520781484), (20, 760390742), (40, 380195371), (61, 249308440), (122, 124654220), (244, 62327110), (305, 49861688), (488, 31163555), (610, 24930844), (619, 24568360), (1220, 12465422), (1238, 12284180), (2440, 6232711), (2476, 6142090), (3095, 4913672), (4952, 3071045), (6190, 2456836), (10069, 1510360), (12380, 1228418), (20138, 755180), (24760, 614209), (37759, 402760), (40276, 377590), (50345, 302072), (75518, 201380), (80552, 188795), (100690, 151036)]