394111300

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{173}}^1$

素因数の和:326

約数の個数: 144

約数和(自身を含む): 996811200

約数和(自身を除く): 602699900

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 25, 38, 44, 50, 55, 76, 95, 100, 109, 110, 173, 190, 209, 218, 220, 275, 346, 380, 418, 436, 475, 545, 550, 692, 836, 865, 950, 1045, 1090, 1100, 1199, 1730, 1900, 1903, 2071, 2090, 2180, 2398, 2725, 3287, 3460, 3806, 4142, 4180, 4325, 4796, 5225, 5450, 5995, 6574, 7612, 8284, 8650, 9515, 10355, 10450, 10900, 11990, 13148, 16435, 17300, 18857, 19030, 20710, 20900, 22781, 23980, 29975, 32870, 36157, 37714, 38060, 41420, 45562, 47575, 51775, 59950, 65740, 72314, 75428, 82175, 91124, 94285, 95150, 103550, 113905, 119900, 144628, 164350, 180785, 188570, 190300, 207100, 207427, 227810, 328700, 358283, 361570, 377140, 414854, 455620, 471425, 569525, 716566, 723140, 829708, 903925, 942850, 1037135, 1139050, 1433132, 1791415, 1807850, 1885700, 2074270, 2278100, 3582830, 3615700, 3941113, 4148540, 5185675, 7165660, 7882226, 8957075, 10371350, 15764452, 17914150, 19705565, 20742700, 35828300, 39411130, 78822260, 98527825, 197055650, 394111300]

約数ペア:

[(1, 394111300), (2, 197055650), (4, 98527825), (5, 78822260), (10, 39411130), (11, 35828300), (19, 20742700), (20, 19705565), (22, 17914150), (25, 15764452), (38, 10371350), (44, 8957075), (50, 7882226), (55, 7165660), (76, 5185675), (95, 4148540), (100, 3941113), (109, 3615700), (110, 3582830), (173, 2278100), (190, 2074270), (209, 1885700), (218, 1807850), (220, 1791415), (275, 1433132), (346, 1139050), (380, 1037135), (418, 942850), (436, 903925), (475, 829708), (545, 723140), (550, 716566), (692, 569525), (836, 471425), (865, 455620), (950, 414854), (1045, 377140), (1090, 361570), (1100, 358283), (1199, 328700), (1730, 227810), (1900, 207427), (1903, 207100), (2071, 190300), (2090, 188570), (2180, 180785), (2398, 164350), (2725, 144628), (3287, 119900), (3460, 113905), (3806, 103550), (4142, 95150), (4180, 94285), (4325, 91124), (4796, 82175), (5225, 75428), (5450, 72314), (5995, 65740), (6574, 59950), (7612, 51775), (8284, 47575), (8650, 45562), (9515, 41420), (10355, 38060), (10450, 37714), (10900, 36157), (11990, 32870), (13148, 29975), (16435, 23980), (17300, 22781), (18857, 20900), (19030, 20710)]