240798390

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{787}}^1$

素因数の和:882

約数の個数: 128

約数和(自身を含む): 697171968

約数和(自身を除く): 456373578

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 31, 35, 42, 47, 62, 70, 93, 94, 105, 141, 155, 186, 210, 217, 235, 282, 310, 329, 434, 465, 470, 651, 658, 705, 787, 930, 987, 1085, 1302, 1410, 1457, 1574, 1645, 1974, 2170, 2361, 2914, 3255, 3290, 3935, 4371, 4722, 4935, 5509, 6510, 7285, 7870, 8742, 9870, 10199, 11018, 11805, 14570, 16527, 20398, 21855, 23610, 24397, 27545, 30597, 33054, 36989, 43710, 48794, 50995, 55090, 61194, 73191, 73978, 82635, 101990, 110967, 121985, 146382, 152985, 165270, 170779, 184945, 221934, 243970, 258923, 305970, 341558, 365955, 369890, 512337, 517846, 554835, 731910, 776769, 853895, 1024674, 1109670, 1146659, 1294615, 1553538, 1707790, 2293318, 2561685, 2589230, 3439977, 3883845, 5123370, 5733295, 6879954, 7767690, 8026613, 11466590, 16053226, 17199885, 24079839, 34399770, 40133065, 48159678, 80266130, 120399195, 240798390]

約数ペア:

[(1, 240798390), (2, 120399195), (3, 80266130), (5, 48159678), (6, 40133065), (7, 34399770), (10, 24079839), (14, 17199885), (15, 16053226), (21, 11466590), (30, 8026613), (31, 7767690), (35, 6879954), (42, 5733295), (47, 5123370), (62, 3883845), (70, 3439977), (93, 2589230), (94, 2561685), (105, 2293318), (141, 1707790), (155, 1553538), (186, 1294615), (210, 1146659), (217, 1109670), (235, 1024674), (282, 853895), (310, 776769), (329, 731910), (434, 554835), (465, 517846), (470, 512337), (651, 369890), (658, 365955), (705, 341558), (787, 305970), (930, 258923), (987, 243970), (1085, 221934), (1302, 184945), (1410, 170779), (1457, 165270), (1574, 152985), (1645, 146382), (1974, 121985), (2170, 110967), (2361, 101990), (2914, 82635), (3255, 73978), (3290, 73191), (3935, 61194), (4371, 55090), (4722, 50995), (4935, 48794), (5509, 43710), (6510, 36989), (7285, 33054), (7870, 30597), (8742, 27545), (9870, 24397), (10199, 23610), (11018, 21855), (11805, 20398), (14570, 16527)]