68424720

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{241}}^1$

素因数の和:290

約数の個数: 240

約数和(自身を含む): 263590272

約数和(自身を除く): 195165552

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 48, 52, 56, 60, 65, 70, 78, 80, 84, 91, 104, 105, 112, 120, 130, 140, 156, 168, 169, 182, 195, 208, 210, 240, 241, 260, 273, 280, 312, 336, 338, 364, 390, 420, 455, 482, 507, 520, 546, 560, 624, 676, 723, 728, 780, 840, 845, 910, 964, 1014, 1040, 1092, 1183, 1205, 1352, 1365, 1446, 1456, 1560, 1680, 1687, 1690, 1820, 1928, 2028, 2184, 2366, 2410, 2535, 2704, 2730, 2892, 3120, 3133, 3374, 3380, 3549, 3615, 3640, 3856, 4056, 4368, 4732, 4820, 5061, 5070, 5460, 5784, 5915, 6266, 6748, 6760, 7098, 7230, 7280, 8112, 8435, 9399, 9464, 9640, 10122, 10140, 10920, 11568, 11830, 12532, 13496, 13520, 14196, 14460, 15665, 16870, 17745, 18798, 18928, 19280, 20244, 20280, 21840, 21931, 23660, 25064, 25305, 26992, 28392, 28920, 31330, 33740, 35490, 37596, 40488, 40560, 40729, 43862, 46995, 47320, 50128, 50610, 56784, 57840, 62660, 65793, 67480, 70980, 75192, 80976, 81458, 87724, 93990, 94640, 101220, 109655, 122187, 125320, 131586, 134960, 141960, 150384, 162916, 175448, 187980, 202440, 203645, 219310, 244374, 250640, 263172, 283920, 285103, 325832, 328965, 350896, 375960, 404880, 407290, 438620, 488748, 526344, 570206, 610935, 651664, 657930, 751920, 814580, 855309, 877240, 977496, 1052688, 1140412, 1221870, 1315860, 1425515, 1629160, 1710618, 1754480, 1954992, 2280824, 2443740, 2631720, 2851030, 3258320, 3421236, 4276545, 4561648, 4887480, 5263440, 5702060, 6842472, 8553090, 9774960, 11404120, 13684944, 17106180, 22808240, 34212360, 68424720]

約数ペア:

[(1, 68424720), (2, 34212360), (3, 22808240), (4, 17106180), (5, 13684944), (6, 11404120), (7, 9774960), (8, 8553090), (10, 6842472), (12, 5702060), (13, 5263440), (14, 4887480), (15, 4561648), (16, 4276545), (20, 3421236), (21, 3258320), (24, 2851030), (26, 2631720), (28, 2443740), (30, 2280824), (35, 1954992), (39, 1754480), (40, 1710618), (42, 1629160), (48, 1425515), (52, 1315860), (56, 1221870), (60, 1140412), (65, 1052688), (70, 977496), (78, 877240), (80, 855309), (84, 814580), (91, 751920), (104, 657930), (105, 651664), (112, 610935), (120, 570206), (130, 526344), (140, 488748), (156, 438620), (168, 407290), (169, 404880), (182, 375960), (195, 350896), (208, 328965), (210, 325832), (240, 285103), (241, 283920), (260, 263172), (273, 250640), (280, 244374), (312, 219310), (336, 203645), (338, 202440), (364, 187980), (390, 175448), (420, 162916), (455, 150384), (482, 141960), (507, 134960), (520, 131586), (546, 125320), (560, 122187), (624, 109655), (676, 101220), (723, 94640), (728, 93990), (780, 87724), (840, 81458), (845, 80976), (910, 75192), (964, 70980), (1014, 67480), (1040, 65793), (1092, 62660), (1183, 57840), (1205, 56784), (1352, 50610), (1365, 50128), (1446, 47320), (1456, 46995), (1560, 43862), (1680, 40729), (1687, 40560), (1690, 40488), (1820, 37596), (1928, 35490), (2028, 33740), (2184, 31330), (2366, 28920), (2410, 28392), (2535, 26992), (2704, 25305), (2730, 25064), (2892, 23660), (3120, 21931), (3133, 21840), (3374, 20280), (3380, 20244), (3549, 19280), (3615, 18928), (3640, 18798), (3856, 17745), (4056, 16870), (4368, 15665), (4732, 14460), (4820, 14196), (5061, 13520), (5070, 13496), (5460, 12532), (5784, 11830), (5915, 11568), (6266, 10920), (6748, 10140), (6760, 10122), (7098, 9640), (7230, 9464), (7280, 9399), (8112, 8435)]