72216900

素因数分解:

$2^2\times 3^3\times 5^2\times 7^1\times {\mathrm{3821}}^1$

素因数の和:3851

約数の個数: 144

約数和(自身を含む): 265399680

約数和(自身を除く): 193182780

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 27, 28, 30, 35, 36, 42, 45, 50, 54, 60, 63, 70, 75, 84, 90, 100, 105, 108, 126, 135, 140, 150, 175, 180, 189, 210, 225, 252, 270, 300, 315, 350, 378, 420, 450, 525, 540, 630, 675, 700, 756, 900, 945, 1050, 1260, 1350, 1575, 1890, 2100, 2700, 3150, 3780, 3821, 4725, 6300, 7642, 9450, 11463, 15284, 18900, 19105, 22926, 26747, 34389, 38210, 45852, 53494, 57315, 68778, 76420, 80241, 95525, 103167, 106988, 114630, 133735, 137556, 160482, 171945, 191050, 206334, 229260, 240723, 267470, 286575, 320964, 343890, 382100, 401205, 412668, 481446, 515835, 534940, 573150, 668675, 687780, 722169, 802410, 859725, 962892, 1031670, 1146300, 1203615, 1337350, 1444338, 1604820, 1719450, 2006025, 2063340, 2407230, 2579175, 2674700, 2888676, 3438900, 3610845, 4012050, 4814460, 5158350, 6018075, 7221690, 8024100, 10316700, 12036150, 14443380, 18054225, 24072300, 36108450, 72216900]

約数ペア:

[(1, 72216900), (2, 36108450), (3, 24072300), (4, 18054225), (5, 14443380), (6, 12036150), (7, 10316700), (9, 8024100), (10, 7221690), (12, 6018075), (14, 5158350), (15, 4814460), (18, 4012050), (20, 3610845), (21, 3438900), (25, 2888676), (27, 2674700), (28, 2579175), (30, 2407230), (35, 2063340), (36, 2006025), (42, 1719450), (45, 1604820), (50, 1444338), (54, 1337350), (60, 1203615), (63, 1146300), (70, 1031670), (75, 962892), (84, 859725), (90, 802410), (100, 722169), (105, 687780), (108, 668675), (126, 573150), (135, 534940), (140, 515835), (150, 481446), (175, 412668), (180, 401205), (189, 382100), (210, 343890), (225, 320964), (252, 286575), (270, 267470), (300, 240723), (315, 229260), (350, 206334), (378, 191050), (420, 171945), (450, 160482), (525, 137556), (540, 133735), (630, 114630), (675, 106988), (700, 103167), (756, 95525), (900, 80241), (945, 76420), (1050, 68778), (1260, 57315), (1350, 53494), (1575, 45852), (1890, 38210), (2100, 34389), (2700, 26747), (3150, 22926), (3780, 19105), (3821, 18900), (4725, 15284), (6300, 11463), (7642, 9450)]