1215364000

素因数分解:

$2^5\times 5^3\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{293}}^1$

素因数の和:396

約数の個数: 192

約数和(自身を含む): 3224606112

約数和(自身を除く): 2009242112

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 50, 61, 68, 80, 85, 100, 122, 125, 136, 160, 170, 200, 244, 250, 272, 293, 305, 340, 400, 425, 488, 500, 544, 586, 610, 680, 800, 850, 976, 1000, 1037, 1172, 1220, 1360, 1465, 1525, 1700, 1952, 2000, 2074, 2125, 2344, 2440, 2720, 2930, 3050, 3400, 4000, 4148, 4250, 4688, 4880, 4981, 5185, 5860, 6100, 6800, 7325, 7625, 8296, 8500, 9376, 9760, 9962, 10370, 11720, 12200, 13600, 14650, 15250, 16592, 17000, 17873, 19924, 20740, 23440, 24400, 24905, 25925, 29300, 30500, 33184, 34000, 35746, 36625, 39848, 41480, 46880, 48800, 49810, 51850, 58600, 61000, 68000, 71492, 73250, 79696, 82960, 89365, 99620, 103700, 117200, 122000, 124525, 129625, 142984, 146500, 159392, 165920, 178730, 199240, 207400, 234400, 244000, 249050, 259250, 285968, 293000, 303841, 357460, 398480, 414800, 446825, 498100, 518500, 571936, 586000, 607682, 622625, 714920, 796960, 829600, 893650, 996200, 1037000, 1172000, 1215364, 1245250, 1429840, 1519205, 1787300, 1992400, 2074000, 2234125, 2430728, 2490500, 2859680, 3038410, 3574600, 3984800, 4148000, 4468250, 4861456, 4981000, 6076820, 7149200, 7596025, 8936500, 9722912, 9962000, 12153640, 14298400, 15192050, 17873000, 19924000, 24307280, 30384100, 35746000, 37980125, 48614560, 60768200, 71492000, 75960250, 121536400, 151920500, 243072800, 303841000, 607682000, 1215364000]

約数ペア:

[(1, 1215364000), (2, 607682000), (4, 303841000), (5, 243072800), (8, 151920500), (10, 121536400), (16, 75960250), (17, 71492000), (20, 60768200), (25, 48614560), (32, 37980125), (34, 35746000), (40, 30384100), (50, 24307280), (61, 19924000), (68, 17873000), (80, 15192050), (85, 14298400), (100, 12153640), (122, 9962000), (125, 9722912), (136, 8936500), (160, 7596025), (170, 7149200), (200, 6076820), (244, 4981000), (250, 4861456), (272, 4468250), (293, 4148000), (305, 3984800), (340, 3574600), (400, 3038410), (425, 2859680), (488, 2490500), (500, 2430728), (544, 2234125), (586, 2074000), (610, 1992400), (680, 1787300), (800, 1519205), (850, 1429840), (976, 1245250), (1000, 1215364), (1037, 1172000), (1172, 1037000), (1220, 996200), (1360, 893650), (1465, 829600), (1525, 796960), (1700, 714920), (1952, 622625), (2000, 607682), (2074, 586000), (2125, 571936), (2344, 518500), (2440, 498100), (2720, 446825), (2930, 414800), (3050, 398480), (3400, 357460), (4000, 303841), (4148, 293000), (4250, 285968), (4688, 259250), (4880, 249050), (4981, 244000), (5185, 234400), (5860, 207400), (6100, 199240), (6800, 178730), (7325, 165920), (7625, 159392), (8296, 146500), (8500, 142984), (9376, 129625), (9760, 124525), (9962, 122000), (10370, 117200), (11720, 103700), (12200, 99620), (13600, 89365), (14650, 82960), (15250, 79696), (16592, 73250), (17000, 71492), (17873, 68000), (19924, 61000), (20740, 58600), (23440, 51850), (24400, 49810), (24905, 48800), (25925, 46880), (29300, 41480), (30500, 39848), (33184, 36625), (34000, 35746)]