1212300

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{449}}^1$

素因数の和:472

約数の個数: 72

約数和(自身を含む): 3906000

約数和(自身を除く): 2693700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 90, 100, 108, 135, 150, 180, 225, 270, 300, 449, 450, 540, 675, 898, 900, 1347, 1350, 1796, 2245, 2694, 2700, 4041, 4490, 5388, 6735, 8082, 8980, 11225, 12123, 13470, 16164, 20205, 22450, 24246, 26940, 33675, 40410, 44900, 48492, 60615, 67350, 80820, 101025, 121230, 134700, 202050, 242460, 303075, 404100, 606150, 1212300]

約数ペア:

[(1, 1212300), (2, 606150), (3, 404100), (4, 303075), (5, 242460), (6, 202050), (9, 134700), (10, 121230), (12, 101025), (15, 80820), (18, 67350), (20, 60615), (25, 48492), (27, 44900), (30, 40410), (36, 33675), (45, 26940), (50, 24246), (54, 22450), (60, 20205), (75, 16164), (90, 13470), (100, 12123), (108, 11225), (135, 8980), (150, 8082), (180, 6735), (225, 5388), (270, 4490), (300, 4041), (449, 2700), (450, 2694), (540, 2245), (675, 1796), (898, 1350), (900, 1347)]