80216430

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{197}}^1\times {\mathrm{277}}^1$

素因数の和:498

約数の個数: 96

約数和(自身を含む): 225900576

約数和(自身を除く): 145684146

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 197, 210, 245, 277, 294, 394, 490, 554, 591, 735, 831, 985, 1182, 1379, 1385, 1470, 1662, 1939, 1970, 2758, 2770, 2955, 3878, 4137, 4155, 5817, 5910, 6895, 8274, 8310, 9653, 9695, 11634, 13573, 13790, 19306, 19390, 20685, 27146, 28959, 29085, 40719, 41370, 48265, 54569, 57918, 58170, 67865, 81438, 96530, 109138, 135730, 144795, 163707, 203595, 272845, 289590, 327414, 381983, 407190, 545690, 763966, 818535, 1145949, 1637070, 1909915, 2291898, 2673881, 3819830, 5347762, 5729745, 8021643, 11459490, 13369405, 16043286, 26738810, 40108215, 80216430]

約数ペア:

[(1, 80216430), (2, 40108215), (3, 26738810), (5, 16043286), (6, 13369405), (7, 11459490), (10, 8021643), (14, 5729745), (15, 5347762), (21, 3819830), (30, 2673881), (35, 2291898), (42, 1909915), (49, 1637070), (70, 1145949), (98, 818535), (105, 763966), (147, 545690), (197, 407190), (210, 381983), (245, 327414), (277, 289590), (294, 272845), (394, 203595), (490, 163707), (554, 144795), (591, 135730), (735, 109138), (831, 96530), (985, 81438), (1182, 67865), (1379, 58170), (1385, 57918), (1470, 54569), (1662, 48265), (1939, 41370), (1970, 40719), (2758, 29085), (2770, 28959), (2955, 27146), (3878, 20685), (4137, 19390), (4155, 19306), (5817, 13790), (5910, 13573), (6895, 11634), (8274, 9695), (8310, 9653)]