1212221700

素因数分解:

$2^2\times 3^4\times 5^2\times {\mathrm{109}}^1\times {\mathrm{1373}}^1$

素因数の和:1508

約数の個数: 180

約数和(自身を含む): 3968482980

約数和(自身を除く): 2756261280

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 81, 90, 100, 108, 109, 135, 150, 162, 180, 218, 225, 270, 300, 324, 327, 405, 436, 450, 540, 545, 654, 675, 810, 900, 981, 1090, 1308, 1350, 1373, 1620, 1635, 1962, 2025, 2180, 2700, 2725, 2746, 2943, 3270, 3924, 4050, 4119, 4905, 5450, 5492, 5886, 6540, 6865, 8100, 8175, 8238, 8829, 9810, 10900, 11772, 12357, 13730, 14715, 16350, 16476, 17658, 19620, 20595, 24525, 24714, 27460, 29430, 32700, 34325, 35316, 37071, 41190, 44145, 49050, 49428, 58860, 61785, 68650, 73575, 74142, 82380, 88290, 98100, 102975, 111213, 123570, 137300, 147150, 148284, 149657, 176580, 185355, 205950, 220725, 222426, 247140, 294300, 299314, 308925, 370710, 411900, 441450, 444852, 448971, 556065, 598628, 617850, 741420, 748285, 882900, 897942, 926775, 1112130, 1235700, 1346913, 1496570, 1795884, 1853550, 2224260, 2244855, 2693826, 2780325, 2993140, 3707100, 3741425, 4040739, 4489710, 5387652, 5560650, 6734565, 7482850, 8081478, 8979420, 11121300, 11224275, 12122217, 13469130, 14965700, 16162956, 20203695, 22448550, 24244434, 26938260, 33672825, 40407390, 44897100, 48488868, 60611085, 67345650, 80814780, 101018475, 121222170, 134691300, 202036950, 242444340, 303055425, 404073900, 606110850, 1212221700]

約数ペア:

[(1, 1212221700), (2, 606110850), (3, 404073900), (4, 303055425), (5, 242444340), (6, 202036950), (9, 134691300), (10, 121222170), (12, 101018475), (15, 80814780), (18, 67345650), (20, 60611085), (25, 48488868), (27, 44897100), (30, 40407390), (36, 33672825), (45, 26938260), (50, 24244434), (54, 22448550), (60, 20203695), (75, 16162956), (81, 14965700), (90, 13469130), (100, 12122217), (108, 11224275), (109, 11121300), (135, 8979420), (150, 8081478), (162, 7482850), (180, 6734565), (218, 5560650), (225, 5387652), (270, 4489710), (300, 4040739), (324, 3741425), (327, 3707100), (405, 2993140), (436, 2780325), (450, 2693826), (540, 2244855), (545, 2224260), (654, 1853550), (675, 1795884), (810, 1496570), (900, 1346913), (981, 1235700), (1090, 1112130), (1308, 926775), (1350, 897942), (1373, 882900), (1620, 748285), (1635, 741420), (1962, 617850), (2025, 598628), (2180, 556065), (2700, 448971), (2725, 444852), (2746, 441450), (2943, 411900), (3270, 370710), (3924, 308925), (4050, 299314), (4119, 294300), (4905, 247140), (5450, 222426), (5492, 220725), (5886, 205950), (6540, 185355), (6865, 176580), (8100, 149657), (8175, 148284), (8238, 147150), (8829, 137300), (9810, 123570), (10900, 111213), (11772, 102975), (12357, 98100), (13730, 88290), (14715, 82380), (16350, 74142), (16476, 73575), (17658, 68650), (19620, 61785), (20595, 58860), (24525, 49428), (24714, 49050), (27460, 44145), (29430, 41190), (32700, 37071), (34325, 35316)]