421521570

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{16787}}^1$

素因数の和:16837

約数の個数: 80

約数和(自身を含む): 1170056448

約数和(自身を除く): 748534878

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 31, 45, 54, 62, 81, 90, 93, 135, 155, 162, 186, 270, 279, 310, 405, 465, 558, 810, 837, 930, 1395, 1674, 2511, 2790, 4185, 5022, 8370, 12555, 16787, 25110, 33574, 50361, 83935, 100722, 151083, 167870, 251805, 302166, 453249, 503610, 520397, 755415, 906498, 1040794, 1359747, 1510830, 1561191, 2266245, 2601985, 2719494, 3122382, 4532490, 4683573, 5203970, 6798735, 7805955, 9367146, 13597470, 14050719, 15611910, 23417865, 28101438, 42152157, 46835730, 70253595, 84304314, 140507190, 210760785, 421521570]

約数ペア:

[(1, 421521570), (2, 210760785), (3, 140507190), (5, 84304314), (6, 70253595), (9, 46835730), (10, 42152157), (15, 28101438), (18, 23417865), (27, 15611910), (30, 14050719), (31, 13597470), (45, 9367146), (54, 7805955), (62, 6798735), (81, 5203970), (90, 4683573), (93, 4532490), (135, 3122382), (155, 2719494), (162, 2601985), (186, 2266245), (270, 1561191), (279, 1510830), (310, 1359747), (405, 1040794), (465, 906498), (558, 755415), (810, 520397), (837, 503610), (930, 453249), (1395, 302166), (1674, 251805), (2511, 167870), (2790, 151083), (4185, 100722), (5022, 83935), (8370, 50361), (12555, 33574), (16787, 25110)]