180597820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{193}}^1$

素因数の和:335

約数の個数: 96

約数和(自身を含む): 424347840

約数和(自身を除く): 243750020

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 59, 61, 65, 118, 122, 130, 193, 236, 244, 260, 295, 305, 386, 590, 610, 767, 772, 793, 965, 1180, 1220, 1534, 1586, 1930, 2509, 3068, 3172, 3599, 3835, 3860, 3965, 5018, 7198, 7670, 7930, 10036, 11387, 11773, 12545, 14396, 15340, 15860, 17995, 22774, 23546, 25090, 35990, 45548, 46787, 47092, 50180, 56935, 58865, 71980, 93574, 113870, 117730, 148031, 153049, 187148, 227740, 233935, 235460, 296062, 306098, 467870, 592124, 612196, 694607, 740155, 765245, 935740, 1389214, 1480310, 1530490, 2778428, 2960620, 3060980, 3473035, 6946070, 9029891, 13892140, 18059782, 36119564, 45149455, 90298910, 180597820]

約数ペア:

[(1, 180597820), (2, 90298910), (4, 45149455), (5, 36119564), (10, 18059782), (13, 13892140), (20, 9029891), (26, 6946070), (52, 3473035), (59, 3060980), (61, 2960620), (65, 2778428), (118, 1530490), (122, 1480310), (130, 1389214), (193, 935740), (236, 765245), (244, 740155), (260, 694607), (295, 612196), (305, 592124), (386, 467870), (590, 306098), (610, 296062), (767, 235460), (772, 233935), (793, 227740), (965, 187148), (1180, 153049), (1220, 148031), (1534, 117730), (1586, 113870), (1930, 93574), (2509, 71980), (3068, 58865), (3172, 56935), (3599, 50180), (3835, 47092), (3860, 46787), (3965, 45548), (5018, 35990), (7198, 25090), (7670, 23546), (7930, 22774), (10036, 17995), (11387, 15860), (11773, 15340), (12545, 14396)]