72447120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{100621}}^1$

素因数の和:100640

約数の個数: 60

約数和(自身を含む): 243303996

約数和(自身を除く): 170856876

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, 120, 144, 180, 240, 360, 720, 100621, 201242, 301863, 402484, 503105, 603726, 804968, 905589, 1006210, 1207452, 1509315, 1609936, 1811178, 2012420, 2414904, 3018630, 3622356, 4024840, 4527945, 4829808, 6037260, 7244712, 8049680, 9055890, 12074520, 14489424, 18111780, 24149040, 36223560, 72447120]

約数ペア:

[(1, 72447120), (2, 36223560), (3, 24149040), (4, 18111780), (5, 14489424), (6, 12074520), (8, 9055890), (9, 8049680), (10, 7244712), (12, 6037260), (15, 4829808), (16, 4527945), (18, 4024840), (20, 3622356), (24, 3018630), (30, 2414904), (36, 2012420), (40, 1811178), (45, 1609936), (48, 1509315), (60, 1207452), (72, 1006210), (80, 905589), (90, 804968), (120, 603726), (144, 503105), (180, 402484), (240, 301863), (360, 201242), (720, 100621)]