648790320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^2\times {\mathrm{97}}^1$

素因数の和:204

約数の個数: 240

約数和(自身を含む): 2172048480

約数和(自身を除く): 1523258160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 31, 40, 48, 58, 60, 62, 80, 87, 93, 97, 116, 120, 124, 145, 155, 174, 186, 194, 232, 240, 248, 290, 291, 310, 348, 372, 388, 435, 464, 465, 485, 496, 580, 582, 620, 696, 744, 776, 870, 899, 930, 961, 970, 1160, 1164, 1240, 1392, 1455, 1488, 1552, 1740, 1798, 1860, 1922, 1940, 2320, 2328, 2480, 2697, 2813, 2883, 2910, 3007, 3480, 3596, 3720, 3844, 3880, 4495, 4656, 4805, 5394, 5626, 5766, 5820, 6014, 6960, 7192, 7440, 7688, 7760, 8439, 8990, 9021, 9610, 10788, 11252, 11532, 11640, 12028, 13485, 14065, 14384, 14415, 15035, 15376, 16878, 17980, 18042, 19220, 21576, 22504, 23064, 23280, 24056, 26970, 27869, 28130, 28830, 30070, 33756, 35960, 36084, 38440, 42195, 43152, 45008, 45105, 46128, 48112, 53940, 55738, 56260, 57660, 60140, 67512, 71920, 72168, 76880, 83607, 84390, 87203, 90210, 93217, 107880, 111476, 112520, 115320, 120280, 135024, 139345, 144336, 167214, 168780, 174406, 180420, 186434, 215760, 222952, 225040, 230640, 240560, 261609, 278690, 279651, 334428, 337560, 348812, 360840, 372868, 418035, 436015, 445904, 466085, 523218, 557380, 559302, 668856, 675120, 697624, 721680, 745736, 836070, 872030, 932170, 1046436, 1114760, 1118604, 1308045, 1337712, 1395248, 1398255, 1491472, 1672140, 1744060, 1864340, 2092872, 2229520, 2237208, 2616090, 2703293, 2796510, 3344280, 3488120, 3728680, 4185744, 4474416, 5232180, 5406586, 5593020, 6688560, 6976240, 7457360, 8109879, 10464360, 10813172, 11186040, 13516465, 16219758, 20928720, 21626344, 22372080, 27032930, 32439516, 40549395, 43252688, 54065860, 64879032, 81098790, 108131720, 129758064, 162197580, 216263440, 324395160, 648790320]

約数ペア:

[(1, 648790320), (2, 324395160), (3, 216263440), (4, 162197580), (5, 129758064), (6, 108131720), (8, 81098790), (10, 64879032), (12, 54065860), (15, 43252688), (16, 40549395), (20, 32439516), (24, 27032930), (29, 22372080), (30, 21626344), (31, 20928720), (40, 16219758), (48, 13516465), (58, 11186040), (60, 10813172), (62, 10464360), (80, 8109879), (87, 7457360), (93, 6976240), (97, 6688560), (116, 5593020), (120, 5406586), (124, 5232180), (145, 4474416), (155, 4185744), (174, 3728680), (186, 3488120), (194, 3344280), (232, 2796510), (240, 2703293), (248, 2616090), (290, 2237208), (291, 2229520), (310, 2092872), (348, 1864340), (372, 1744060), (388, 1672140), (435, 1491472), (464, 1398255), (465, 1395248), (485, 1337712), (496, 1308045), (580, 1118604), (582, 1114760), (620, 1046436), (696, 932170), (744, 872030), (776, 836070), (870, 745736), (899, 721680), (930, 697624), (961, 675120), (970, 668856), (1160, 559302), (1164, 557380), (1240, 523218), (1392, 466085), (1455, 445904), (1488, 436015), (1552, 418035), (1740, 372868), (1798, 360840), (1860, 348812), (1922, 337560), (1940, 334428), (2320, 279651), (2328, 278690), (2480, 261609), (2697, 240560), (2813, 230640), (2883, 225040), (2910, 222952), (3007, 215760), (3480, 186434), (3596, 180420), (3720, 174406), (3844, 168780), (3880, 167214), (4495, 144336), (4656, 139345), (4805, 135024), (5394, 120280), (5626, 115320), (5766, 112520), (5820, 111476), (6014, 107880), (6960, 93217), (7192, 90210), (7440, 87203), (7688, 84390), (7760, 83607), (8439, 76880), (8990, 72168), (9021, 71920), (9610, 67512), (10788, 60140), (11252, 57660), (11532, 56260), (11640, 55738), (12028, 53940), (13485, 48112), (14065, 46128), (14384, 45105), (14415, 45008), (15035, 43152), (15376, 42195), (16878, 38440), (17980, 36084), (18042, 35960), (19220, 33756), (21576, 30070), (22504, 28830), (23064, 28130), (23280, 27869), (24056, 26970)]