202957520

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{1511}}^1$

素因数の和:1620

約数の個数: 80

約数和(自身を含む): 499468032

約数和(自身を除く): 296510512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 73, 80, 92, 115, 146, 184, 230, 292, 365, 368, 460, 584, 730, 920, 1168, 1460, 1511, 1679, 1840, 2920, 3022, 3358, 5840, 6044, 6716, 7555, 8395, 12088, 13432, 15110, 16790, 24176, 26864, 30220, 33580, 34753, 60440, 67160, 69506, 110303, 120880, 134320, 139012, 173765, 220606, 278024, 347530, 441212, 551515, 556048, 695060, 882424, 1103030, 1390120, 1764848, 2206060, 2536969, 2780240, 4412120, 5073938, 8824240, 10147876, 12684845, 20295752, 25369690, 40591504, 50739380, 101478760, 202957520]

約数ペア:

[(1, 202957520), (2, 101478760), (4, 50739380), (5, 40591504), (8, 25369690), (10, 20295752), (16, 12684845), (20, 10147876), (23, 8824240), (40, 5073938), (46, 4412120), (73, 2780240), (80, 2536969), (92, 2206060), (115, 1764848), (146, 1390120), (184, 1103030), (230, 882424), (292, 695060), (365, 556048), (368, 551515), (460, 441212), (584, 347530), (730, 278024), (920, 220606), (1168, 173765), (1460, 139012), (1511, 134320), (1679, 120880), (1840, 110303), (2920, 69506), (3022, 67160), (3358, 60440), (5840, 34753), (6044, 33580), (6716, 30220), (7555, 26864), (8395, 24176), (12088, 16790), (13432, 15110)]