40137840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{521}}^1$

素因数の和:647

約数の個数: 120

約数和(自身を含む): 136317168

約数和(自身を除く): 96179328

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 107, 120, 144, 180, 214, 240, 321, 360, 428, 521, 535, 642, 720, 856, 963, 1042, 1070, 1284, 1563, 1605, 1712, 1926, 2084, 2140, 2568, 2605, 3126, 3210, 3852, 4168, 4280, 4689, 4815, 5136, 5210, 6252, 6420, 7704, 7815, 8336, 8560, 9378, 9630, 10420, 12504, 12840, 15408, 15630, 18756, 19260, 20840, 23445, 25008, 25680, 31260, 37512, 38520, 41680, 46890, 55747, 62520, 75024, 77040, 93780, 111494, 125040, 167241, 187560, 222988, 278735, 334482, 375120, 445976, 501723, 557470, 668964, 836205, 891952, 1003446, 1114940, 1337928, 1672410, 2006892, 2229880, 2508615, 2675856, 3344820, 4013784, 4459760, 5017230, 6689640, 8027568, 10034460, 13379280, 20068920, 40137840]

約数ペア:

[(1, 40137840), (2, 20068920), (3, 13379280), (4, 10034460), (5, 8027568), (6, 6689640), (8, 5017230), (9, 4459760), (10, 4013784), (12, 3344820), (15, 2675856), (16, 2508615), (18, 2229880), (20, 2006892), (24, 1672410), (30, 1337928), (36, 1114940), (40, 1003446), (45, 891952), (48, 836205), (60, 668964), (72, 557470), (80, 501723), (90, 445976), (107, 375120), (120, 334482), (144, 278735), (180, 222988), (214, 187560), (240, 167241), (321, 125040), (360, 111494), (428, 93780), (521, 77040), (535, 75024), (642, 62520), (720, 55747), (856, 46890), (963, 41680), (1042, 38520), (1070, 37512), (1284, 31260), (1563, 25680), (1605, 25008), (1712, 23445), (1926, 20840), (2084, 19260), (2140, 18756), (2568, 15630), (2605, 15408), (3126, 12840), (3210, 12504), (3852, 10420), (4168, 9630), (4280, 9378), (4689, 8560), (4815, 8336), (5136, 7815), (5210, 7704), (6252, 6420)]