220996600

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{311}}^1$

素因数の和:374

約数の個数: 192

約数和(自身を含む): 626745600

約数和(自身を除く): 405749000

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 19, 20, 22, 25, 34, 38, 40, 44, 50, 55, 68, 76, 85, 88, 95, 100, 110, 136, 152, 170, 187, 190, 200, 209, 220, 275, 311, 323, 340, 374, 380, 418, 425, 440, 475, 550, 622, 646, 680, 748, 760, 836, 850, 935, 950, 1045, 1100, 1244, 1292, 1496, 1555, 1615, 1672, 1700, 1870, 1900, 2090, 2200, 2488, 2584, 3110, 3230, 3400, 3421, 3553, 3740, 3800, 4180, 4675, 5225, 5287, 5909, 6220, 6460, 6842, 7106, 7480, 7775, 8075, 8360, 9350, 10450, 10574, 11818, 12440, 12920, 13684, 14212, 15550, 16150, 17105, 17765, 18700, 20900, 21148, 23636, 26435, 27368, 28424, 29545, 31100, 32300, 34210, 35530, 37400, 41800, 42296, 47272, 52870, 58157, 59090, 62200, 64600, 64999, 68420, 71060, 85525, 88825, 100453, 105740, 116314, 118180, 129998, 132175, 136840, 142120, 147725, 171050, 177650, 200906, 211480, 232628, 236360, 259996, 264350, 290785, 295450, 324995, 342100, 355300, 401812, 465256, 502265, 519992, 528700, 581570, 590900, 649990, 684200, 710600, 803624, 1004530, 1057400, 1104983, 1163140, 1181800, 1299980, 1453925, 1624975, 2009060, 2209966, 2326280, 2511325, 2599960, 2907850, 3249950, 4018120, 4419932, 5022650, 5524915, 5815700, 6499900, 8839864, 10045300, 11049830, 11631400, 12999800, 20090600, 22099660, 27624575, 44199320, 55249150, 110498300, 220996600]

約数ペア:

[(1, 220996600), (2, 110498300), (4, 55249150), (5, 44199320), (8, 27624575), (10, 22099660), (11, 20090600), (17, 12999800), (19, 11631400), (20, 11049830), (22, 10045300), (25, 8839864), (34, 6499900), (38, 5815700), (40, 5524915), (44, 5022650), (50, 4419932), (55, 4018120), (68, 3249950), (76, 2907850), (85, 2599960), (88, 2511325), (95, 2326280), (100, 2209966), (110, 2009060), (136, 1624975), (152, 1453925), (170, 1299980), (187, 1181800), (190, 1163140), (200, 1104983), (209, 1057400), (220, 1004530), (275, 803624), (311, 710600), (323, 684200), (340, 649990), (374, 590900), (380, 581570), (418, 528700), (425, 519992), (440, 502265), (475, 465256), (550, 401812), (622, 355300), (646, 342100), (680, 324995), (748, 295450), (760, 290785), (836, 264350), (850, 259996), (935, 236360), (950, 232628), (1045, 211480), (1100, 200906), (1244, 177650), (1292, 171050), (1496, 147725), (1555, 142120), (1615, 136840), (1672, 132175), (1700, 129998), (1870, 118180), (1900, 116314), (2090, 105740), (2200, 100453), (2488, 88825), (2584, 85525), (3110, 71060), (3230, 68420), (3400, 64999), (3421, 64600), (3553, 62200), (3740, 59090), (3800, 58157), (4180, 52870), (4675, 47272), (5225, 42296), (5287, 41800), (5909, 37400), (6220, 35530), (6460, 34210), (6842, 32300), (7106, 31100), (7480, 29545), (7775, 28424), (8075, 27368), (8360, 26435), (9350, 23636), (10450, 21148), (10574, 20900), (11818, 18700), (12440, 17765), (12920, 17105), (13684, 16150), (14212, 15550)]