287994980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{691}}^1$

素因数の和:949

約数の個数: 96

約数和(自身を含む): 748688640

約数和(自身を除く): 460693660

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 229, 260, 364, 455, 458, 691, 910, 916, 1145, 1382, 1603, 1820, 2290, 2764, 2977, 3206, 3455, 4580, 4837, 5954, 6412, 6910, 8015, 8983, 9674, 11908, 13820, 14885, 16030, 17966, 19348, 20839, 24185, 29770, 32060, 35932, 41678, 44915, 48370, 59540, 62881, 83356, 89830, 96740, 104195, 125762, 158239, 179660, 208390, 251524, 314405, 316478, 416780, 628810, 632956, 791195, 1107673, 1257620, 1582390, 2057107, 2215346, 3164780, 4114214, 4430692, 5538365, 8228428, 10285535, 11076730, 14399749, 20571070, 22153460, 28799498, 41142140, 57598996, 71998745, 143997490, 287994980]

約数ペア:

[(1, 287994980), (2, 143997490), (4, 71998745), (5, 57598996), (7, 41142140), (10, 28799498), (13, 22153460), (14, 20571070), (20, 14399749), (26, 11076730), (28, 10285535), (35, 8228428), (52, 5538365), (65, 4430692), (70, 4114214), (91, 3164780), (130, 2215346), (140, 2057107), (182, 1582390), (229, 1257620), (260, 1107673), (364, 791195), (455, 632956), (458, 628810), (691, 416780), (910, 316478), (916, 314405), (1145, 251524), (1382, 208390), (1603, 179660), (1820, 158239), (2290, 125762), (2764, 104195), (2977, 96740), (3206, 89830), (3455, 83356), (4580, 62881), (4837, 59540), (5954, 48370), (6412, 44915), (6910, 41678), (8015, 35932), (8983, 32060), (9674, 29770), (11908, 24185), (13820, 20839), (14885, 19348), (16030, 17966)]