72291200

素因数分解:

$2^7\times 5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1$

素因数の和:113

約数の個数: 192

約数和(自身を含む): 199206000

約数和(自身を除く): 126914800

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 29, 32, 38, 40, 41, 50, 58, 64, 76, 80, 82, 95, 100, 116, 128, 145, 152, 160, 164, 190, 200, 205, 232, 290, 304, 320, 328, 380, 400, 410, 464, 475, 551, 580, 608, 640, 656, 725, 760, 779, 800, 820, 928, 950, 1025, 1102, 1160, 1189, 1216, 1312, 1450, 1520, 1558, 1600, 1640, 1856, 1900, 2050, 2204, 2320, 2378, 2432, 2624, 2755, 2900, 3040, 3116, 3200, 3280, 3712, 3800, 3895, 4100, 4408, 4640, 4756, 5248, 5510, 5800, 5945, 6080, 6232, 6560, 7600, 7790, 8200, 8816, 9280, 9512, 11020, 11600, 11890, 12160, 12464, 13120, 13775, 15200, 15580, 16400, 17632, 18560, 19024, 19475, 22040, 22591, 23200, 23780, 24928, 26240, 27550, 29725, 30400, 31160, 32800, 35264, 38048, 38950, 44080, 45182, 46400, 47560, 49856, 55100, 59450, 60800, 62320, 65600, 70528, 76096, 77900, 88160, 90364, 92800, 95120, 99712, 110200, 112955, 118900, 124640, 131200, 152192, 155800, 176320, 180728, 190240, 220400, 225910, 237800, 249280, 311600, 352640, 361456, 380480, 440800, 451820, 475600, 498560, 564775, 623200, 722912, 760960, 881600, 903640, 951200, 1129550, 1246400, 1445824, 1763200, 1807280, 1902400, 2259100, 2492800, 2891648, 3614560, 3804800, 4518200, 7229120, 9036400, 14458240, 18072800, 36145600, 72291200]

約数ペア:

[(1, 72291200), (2, 36145600), (4, 18072800), (5, 14458240), (8, 9036400), (10, 7229120), (16, 4518200), (19, 3804800), (20, 3614560), (25, 2891648), (29, 2492800), (32, 2259100), (38, 1902400), (40, 1807280), (41, 1763200), (50, 1445824), (58, 1246400), (64, 1129550), (76, 951200), (80, 903640), (82, 881600), (95, 760960), (100, 722912), (116, 623200), (128, 564775), (145, 498560), (152, 475600), (160, 451820), (164, 440800), (190, 380480), (200, 361456), (205, 352640), (232, 311600), (290, 249280), (304, 237800), (320, 225910), (328, 220400), (380, 190240), (400, 180728), (410, 176320), (464, 155800), (475, 152192), (551, 131200), (580, 124640), (608, 118900), (640, 112955), (656, 110200), (725, 99712), (760, 95120), (779, 92800), (800, 90364), (820, 88160), (928, 77900), (950, 76096), (1025, 70528), (1102, 65600), (1160, 62320), (1189, 60800), (1216, 59450), (1312, 55100), (1450, 49856), (1520, 47560), (1558, 46400), (1600, 45182), (1640, 44080), (1856, 38950), (1900, 38048), (2050, 35264), (2204, 32800), (2320, 31160), (2378, 30400), (2432, 29725), (2624, 27550), (2755, 26240), (2900, 24928), (3040, 23780), (3116, 23200), (3200, 22591), (3280, 22040), (3712, 19475), (3800, 19024), (3895, 18560), (4100, 17632), (4408, 16400), (4640, 15580), (4756, 15200), (5248, 13775), (5510, 13120), (5800, 12464), (5945, 12160), (6080, 11890), (6232, 11600), (6560, 11020), (7600, 9512), (7790, 9280), (8200, 8816)]