2721279750

素因数分解:

$2^1\times 3^1\times 5^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{27281}}^1$

素因数の和:27327

約数の個数: 128

約数和(自身を含む): 8171504640

約数和(自身を除く): 5450224890

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 25, 30, 35, 38, 42, 50, 57, 70, 75, 95, 105, 114, 125, 133, 150, 175, 190, 210, 250, 266, 285, 350, 375, 399, 475, 525, 570, 665, 750, 798, 875, 950, 1050, 1330, 1425, 1750, 1995, 2375, 2625, 2850, 3325, 3990, 4750, 5250, 6650, 7125, 9975, 14250, 16625, 19950, 27281, 33250, 49875, 54562, 81843, 99750, 136405, 163686, 190967, 272810, 381934, 409215, 518339, 572901, 682025, 818430, 954835, 1036678, 1145802, 1364050, 1555017, 1909670, 2046075, 2591695, 2864505, 3110034, 3410125, 3628373, 4092150, 4774175, 5183390, 5729010, 6820250, 7256746, 7775085, 9548350, 10230375, 10885119, 12958475, 14322525, 15550170, 18141865, 20460750, 21770238, 23870875, 25916950, 28645050, 36283730, 38875425, 47741750, 54425595, 64792375, 71612625, 77750850, 90709325, 108851190, 129584750, 143225250, 181418650, 194377125, 272127975, 388754250, 453546625, 544255950, 907093250, 1360639875, 2721279750]

約数ペア:

[(1, 2721279750), (2, 1360639875), (3, 907093250), (5, 544255950), (6, 453546625), (7, 388754250), (10, 272127975), (14, 194377125), (15, 181418650), (19, 143225250), (21, 129584750), (25, 108851190), (30, 90709325), (35, 77750850), (38, 71612625), (42, 64792375), (50, 54425595), (57, 47741750), (70, 38875425), (75, 36283730), (95, 28645050), (105, 25916950), (114, 23870875), (125, 21770238), (133, 20460750), (150, 18141865), (175, 15550170), (190, 14322525), (210, 12958475), (250, 10885119), (266, 10230375), (285, 9548350), (350, 7775085), (375, 7256746), (399, 6820250), (475, 5729010), (525, 5183390), (570, 4774175), (665, 4092150), (750, 3628373), (798, 3410125), (875, 3110034), (950, 2864505), (1050, 2591695), (1330, 2046075), (1425, 1909670), (1750, 1555017), (1995, 1364050), (2375, 1145802), (2625, 1036678), (2850, 954835), (3325, 818430), (3990, 682025), (4750, 572901), (5250, 518339), (6650, 409215), (7125, 381934), (9975, 272810), (14250, 190967), (16625, 163686), (19950, 136405), (27281, 99750), (33250, 81843), (49875, 54562)]