140939260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1289}}^1$

素因数の和:1387

約数の個数: 96

約数和(自身を含む): 374492160

約数和(自身を除く): 233552900

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 71, 77, 110, 140, 142, 154, 220, 284, 308, 355, 385, 497, 710, 770, 781, 994, 1289, 1420, 1540, 1562, 1988, 2485, 2578, 3124, 3905, 4970, 5156, 5467, 6445, 7810, 9023, 9940, 10934, 12890, 14179, 15620, 18046, 21868, 25780, 27335, 28358, 36092, 45115, 54670, 56716, 70895, 90230, 91519, 99253, 109340, 141790, 180460, 183038, 198506, 283580, 366076, 397012, 457595, 496265, 640633, 915190, 992530, 1006709, 1281266, 1830380, 1985060, 2013418, 2562532, 3203165, 4026836, 5033545, 6406330, 7046963, 10067090, 12812660, 14093926, 20134180, 28187852, 35234815, 70469630, 140939260]

約数ペア:

[(1, 140939260), (2, 70469630), (4, 35234815), (5, 28187852), (7, 20134180), (10, 14093926), (11, 12812660), (14, 10067090), (20, 7046963), (22, 6406330), (28, 5033545), (35, 4026836), (44, 3203165), (55, 2562532), (70, 2013418), (71, 1985060), (77, 1830380), (110, 1281266), (140, 1006709), (142, 992530), (154, 915190), (220, 640633), (284, 496265), (308, 457595), (355, 397012), (385, 366076), (497, 283580), (710, 198506), (770, 183038), (781, 180460), (994, 141790), (1289, 109340), (1420, 99253), (1540, 91519), (1562, 90230), (1988, 70895), (2485, 56716), (2578, 54670), (3124, 45115), (3905, 36092), (4970, 28358), (5156, 27335), (5467, 25780), (6445, 21868), (7810, 18046), (9023, 15620), (9940, 14179), (10934, 12890)]