172996920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{661}}^1\times {\mathrm{727}}^1$

素因数の和:1405

約数の個数: 96

約数和(自身を含む): 563865120

約数和(自身を除く): 390868200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 661, 727, 1322, 1454, 1983, 2181, 2644, 2908, 3305, 3635, 3966, 4362, 5288, 5816, 5949, 6543, 6610, 7270, 7932, 8724, 9915, 10905, 11898, 13086, 13220, 14540, 15864, 17448, 19830, 21810, 23796, 26172, 26440, 29080, 29745, 32715, 39660, 43620, 47592, 52344, 59490, 65430, 79320, 87240, 118980, 130860, 237960, 261720, 480547, 961094, 1441641, 1922188, 2402735, 2883282, 3844376, 4324923, 4805470, 5766564, 7208205, 8649846, 9610940, 11533128, 14416410, 17299692, 19221880, 21624615, 28832820, 34599384, 43249230, 57665640, 86498460, 172996920]

約数ペア:

[(1, 172996920), (2, 86498460), (3, 57665640), (4, 43249230), (5, 34599384), (6, 28832820), (8, 21624615), (9, 19221880), (10, 17299692), (12, 14416410), (15, 11533128), (18, 9610940), (20, 8649846), (24, 7208205), (30, 5766564), (36, 4805470), (40, 4324923), (45, 3844376), (60, 2883282), (72, 2402735), (90, 1922188), (120, 1441641), (180, 961094), (360, 480547), (661, 261720), (727, 237960), (1322, 130860), (1454, 118980), (1983, 87240), (2181, 79320), (2644, 65430), (2908, 59490), (3305, 52344), (3635, 47592), (3966, 43620), (4362, 39660), (5288, 32715), (5816, 29745), (5949, 29080), (6543, 26440), (6610, 26172), (7270, 23796), (7932, 21810), (8724, 19830), (9915, 17448), (10905, 15864), (11898, 14540), (13086, 13220)]