78941200

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1$

素因数の和:114

約数の個数: 240

約数和(自身を含む): 232485120

約数和(自身を除く): 153543920

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 19, 20, 25, 26, 34, 38, 40, 47, 50, 52, 65, 68, 76, 80, 85, 94, 95, 100, 104, 130, 136, 152, 170, 188, 190, 200, 208, 221, 235, 247, 260, 272, 304, 323, 325, 340, 376, 380, 400, 425, 442, 470, 475, 494, 520, 611, 646, 650, 680, 752, 760, 799, 850, 884, 893, 940, 950, 988, 1040, 1105, 1175, 1222, 1235, 1292, 1300, 1360, 1520, 1598, 1615, 1700, 1768, 1786, 1880, 1900, 1976, 2210, 2350, 2444, 2470, 2584, 2600, 3055, 3196, 3230, 3400, 3536, 3572, 3760, 3800, 3952, 3995, 4199, 4420, 4465, 4700, 4888, 4940, 5168, 5200, 5525, 6110, 6175, 6392, 6460, 6800, 7144, 7600, 7990, 8075, 8398, 8840, 8930, 9400, 9776, 9880, 10387, 11050, 11609, 12220, 12350, 12784, 12920, 14288, 15181, 15275, 15980, 16150, 16796, 17680, 17860, 18800, 19760, 19975, 20774, 20995, 22100, 22325, 23218, 24440, 24700, 25840, 30362, 30550, 31960, 32300, 33592, 35720, 39950, 41548, 41990, 44200, 44650, 46436, 48880, 49400, 51935, 58045, 60724, 61100, 63920, 64600, 67184, 71440, 75905, 79900, 83096, 83980, 88400, 89300, 92872, 98800, 103870, 104975, 116090, 121448, 122200, 129200, 151810, 159800, 166192, 167960, 178600, 185744, 197353, 207740, 209950, 232180, 242896, 244400, 259675, 290225, 303620, 319600, 335920, 357200, 379525, 394706, 415480, 419900, 464360, 519350, 580450, 607240, 759050, 789412, 830960, 839800, 928720, 986765, 1038700, 1160900, 1214480, 1518100, 1578824, 1679600, 1973530, 2077400, 2321800, 3036200, 3157648, 3947060, 4154800, 4643600, 4933825, 6072400, 7894120, 9867650, 15788240, 19735300, 39470600, 78941200]

約数ペア:

[(1, 78941200), (2, 39470600), (4, 19735300), (5, 15788240), (8, 9867650), (10, 7894120), (13, 6072400), (16, 4933825), (17, 4643600), (19, 4154800), (20, 3947060), (25, 3157648), (26, 3036200), (34, 2321800), (38, 2077400), (40, 1973530), (47, 1679600), (50, 1578824), (52, 1518100), (65, 1214480), (68, 1160900), (76, 1038700), (80, 986765), (85, 928720), (94, 839800), (95, 830960), (100, 789412), (104, 759050), (130, 607240), (136, 580450), (152, 519350), (170, 464360), (188, 419900), (190, 415480), (200, 394706), (208, 379525), (221, 357200), (235, 335920), (247, 319600), (260, 303620), (272, 290225), (304, 259675), (323, 244400), (325, 242896), (340, 232180), (376, 209950), (380, 207740), (400, 197353), (425, 185744), (442, 178600), (470, 167960), (475, 166192), (494, 159800), (520, 151810), (611, 129200), (646, 122200), (650, 121448), (680, 116090), (752, 104975), (760, 103870), (799, 98800), (850, 92872), (884, 89300), (893, 88400), (940, 83980), (950, 83096), (988, 79900), (1040, 75905), (1105, 71440), (1175, 67184), (1222, 64600), (1235, 63920), (1292, 61100), (1300, 60724), (1360, 58045), (1520, 51935), (1598, 49400), (1615, 48880), (1700, 46436), (1768, 44650), (1786, 44200), (1880, 41990), (1900, 41548), (1976, 39950), (2210, 35720), (2350, 33592), (2444, 32300), (2470, 31960), (2584, 30550), (2600, 30362), (3055, 25840), (3196, 24700), (3230, 24440), (3400, 23218), (3536, 22325), (3572, 22100), (3760, 20995), (3800, 20774), (3952, 19975), (3995, 19760), (4199, 18800), (4420, 17860), (4465, 17680), (4700, 16796), (4888, 16150), (4940, 15980), (5168, 15275), (5200, 15181), (5525, 14288), (6110, 12920), (6175, 12784), (6392, 12350), (6460, 12220), (6800, 11609), (7144, 11050), (7600, 10387), (7990, 9880), (8075, 9776), (8398, 9400), (8840, 8930)]