203465490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{491}}^1\times {\mathrm{727}}^1$

素因数の和:1247

約数の個数: 64

約数和(自身を含む): 515773440

約数和(自身を除く): 312307950

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 190, 285, 491, 570, 727, 982, 1454, 1473, 2181, 2455, 2946, 3635, 4362, 4910, 7270, 7365, 9329, 10905, 13813, 14730, 18658, 21810, 27626, 27987, 41439, 46645, 55974, 69065, 82878, 93290, 138130, 139935, 207195, 279870, 356957, 414390, 713914, 1070871, 1784785, 2141742, 3569570, 5354355, 6782183, 10708710, 13564366, 20346549, 33910915, 40693098, 67821830, 101732745, 203465490]

約数ペア:

[(1, 203465490), (2, 101732745), (3, 67821830), (5, 40693098), (6, 33910915), (10, 20346549), (15, 13564366), (19, 10708710), (30, 6782183), (38, 5354355), (57, 3569570), (95, 2141742), (114, 1784785), (190, 1070871), (285, 713914), (491, 414390), (570, 356957), (727, 279870), (982, 207195), (1454, 139935), (1473, 138130), (2181, 93290), (2455, 82878), (2946, 69065), (3635, 55974), (4362, 46645), (4910, 41439), (7270, 27987), (7365, 27626), (9329, 21810), (10905, 18658), (13813, 14730)]