21151491480

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{1223}}^1\times {\mathrm{6863}}^1$

素因数の和:8110

約数の個数: 192

約数和(自身を含む): 78638376960

約数和(自身を除く): 57486885480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1223, 1260, 2446, 2520, 3669, 4892, 6115, 6863, 7338, 8561, 9784, 11007, 12230, 13726, 14676, 17122, 18345, 20589, 22014, 24460, 25683, 27452, 29352, 34244, 34315, 36690, 41178, 42805, 44028, 48041, 48920, 51366, 54904, 55035, 61767, 68488, 68630, 73380, 77049, 82356, 85610, 88056, 96082, 102732, 102945, 110070, 123534, 128415, 137260, 144123, 146760, 154098, 164712, 171220, 192164, 205464, 205890, 220140, 240205, 247068, 256830, 274520, 288246, 308196, 308835, 342440, 384328, 385245, 411780, 432369, 440280, 480410, 494136, 513660, 576492, 616392, 617670, 720615, 770490, 823560, 864738, 960820, 1027320, 1152984, 1235340, 1441230, 1540980, 1729476, 1921640, 2161845, 2470680, 2882460, 3081960, 3458952, 4323690, 5764920, 8393449, 8647380, 16786898, 17294760, 25180347, 33573796, 41967245, 50360694, 58754143, 67147592, 75541041, 83934490, 100721388, 117508286, 125901735, 151082082, 167868980, 176262429, 201442776, 235016572, 251803470, 293770715, 302164164, 335737960, 352524858, 377705205, 470033144, 503606940, 528787287, 587541430, 604328328, 705049716, 755410410, 881312145, 1007213880, 1057574574, 1175082860, 1410099432, 1510820820, 1762624290, 2115149148, 2350165720, 2643936435, 3021641640, 3525248580, 4230298296, 5287872870, 7050497160, 10575745740, 21151491480]

約数ペア:

[(1, 21151491480), (2, 10575745740), (3, 7050497160), (4, 5287872870), (5, 4230298296), (6, 3525248580), (7, 3021641640), (8, 2643936435), (9, 2350165720), (10, 2115149148), (12, 1762624290), (14, 1510820820), (15, 1410099432), (18, 1175082860), (20, 1057574574), (21, 1007213880), (24, 881312145), (28, 755410410), (30, 705049716), (35, 604328328), (36, 587541430), (40, 528787287), (42, 503606940), (45, 470033144), (56, 377705205), (60, 352524858), (63, 335737960), (70, 302164164), (72, 293770715), (84, 251803470), (90, 235016572), (105, 201442776), (120, 176262429), (126, 167868980), (140, 151082082), (168, 125901735), (180, 117508286), (210, 100721388), (252, 83934490), (280, 75541041), (315, 67147592), (360, 58754143), (420, 50360694), (504, 41967245), (630, 33573796), (840, 25180347), (1223, 17294760), (1260, 16786898), (2446, 8647380), (2520, 8393449), (3669, 5764920), (4892, 4323690), (6115, 3458952), (6863, 3081960), (7338, 2882460), (8561, 2470680), (9784, 2161845), (11007, 1921640), (12230, 1729476), (13726, 1540980), (14676, 1441230), (17122, 1235340), (18345, 1152984), (20589, 1027320), (22014, 960820), (24460, 864738), (25683, 823560), (27452, 770490), (29352, 720615), (34244, 617670), (34315, 616392), (36690, 576492), (41178, 513660), (42805, 494136), (44028, 480410), (48041, 440280), (48920, 432369), (51366, 411780), (54904, 385245), (55035, 384328), (61767, 342440), (68488, 308835), (68630, 308196), (73380, 288246), (77049, 274520), (82356, 256830), (85610, 247068), (88056, 240205), (96082, 220140), (102732, 205890), (102945, 205464), (110070, 192164), (123534, 171220), (128415, 164712), (137260, 154098), (144123, 146760)]