505776390

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{126761}}^1$

素因数の和:126797

約数の個数: 64

約数和(自身を含む): 1460298240

約数和(自身を除く): 954521850

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 35, 38, 42, 57, 70, 95, 105, 114, 133, 190, 210, 266, 285, 399, 570, 665, 798, 1330, 1995, 3990, 126761, 253522, 380283, 633805, 760566, 887327, 1267610, 1774654, 1901415, 2408459, 2661981, 3802830, 4436635, 4816918, 5323962, 7225377, 8873270, 12042295, 13309905, 14450754, 16859213, 24084590, 26619810, 33718426, 36126885, 50577639, 72253770, 84296065, 101155278, 168592130, 252888195, 505776390]

約数ペア:

[(1, 505776390), (2, 252888195), (3, 168592130), (5, 101155278), (6, 84296065), (7, 72253770), (10, 50577639), (14, 36126885), (15, 33718426), (19, 26619810), (21, 24084590), (30, 16859213), (35, 14450754), (38, 13309905), (42, 12042295), (57, 8873270), (70, 7225377), (95, 5323962), (105, 4816918), (114, 4436635), (133, 3802830), (190, 2661981), (210, 2408459), (266, 1901415), (285, 1774654), (399, 1267610), (570, 887327), (665, 760566), (798, 633805), (1330, 380283), (1995, 253522), (3990, 126761)]