220869972

素因数分解:

$2^2\times 3^2\times {\mathrm{83}}^1\times {\mathrm{193}}^1\times {\mathrm{383}}^1$

素因数の和:669

約数の個数: 72

約数和(自身を含む): 569447424

約数和(自身を除く): 348577452

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 83, 166, 193, 249, 332, 383, 386, 498, 579, 747, 766, 772, 996, 1149, 1158, 1494, 1532, 1737, 2298, 2316, 2988, 3447, 3474, 4596, 6894, 6948, 13788, 16019, 31789, 32038, 48057, 63578, 64076, 73919, 95367, 96114, 127156, 144171, 147838, 190734, 192228, 221757, 286101, 288342, 295676, 381468, 443514, 572202, 576684, 665271, 887028, 1144404, 1330542, 2661084, 6135277, 12270554, 18405831, 24541108, 36811662, 55217493, 73623324, 110434986, 220869972]

約数ペア:

[(1, 220869972), (2, 110434986), (3, 73623324), (4, 55217493), (6, 36811662), (9, 24541108), (12, 18405831), (18, 12270554), (36, 6135277), (83, 2661084), (166, 1330542), (193, 1144404), (249, 887028), (332, 665271), (383, 576684), (386, 572202), (498, 443514), (579, 381468), (747, 295676), (766, 288342), (772, 286101), (996, 221757), (1149, 192228), (1158, 190734), (1494, 147838), (1532, 144171), (1737, 127156), (2298, 96114), (2316, 95367), (2988, 73919), (3447, 64076), (3474, 63578), (4596, 48057), (6894, 32038), (6948, 31789), (13788, 16019)]