66840480

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{349}}^1$

素因数の和:396

約数の個数: 288

約数和(自身を含む): 275184000

約数和(自身を除く): 208343520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 24, 28, 30, 32, 35, 36, 38, 40, 42, 45, 48, 56, 57, 60, 63, 70, 72, 76, 80, 84, 90, 95, 96, 105, 112, 114, 120, 126, 133, 140, 144, 152, 160, 168, 171, 180, 190, 210, 224, 228, 240, 252, 266, 280, 285, 288, 304, 315, 336, 342, 349, 360, 380, 399, 420, 456, 480, 504, 532, 560, 570, 608, 630, 665, 672, 684, 698, 720, 760, 798, 840, 855, 912, 1008, 1047, 1064, 1120, 1140, 1197, 1260, 1330, 1368, 1396, 1440, 1520, 1596, 1680, 1710, 1745, 1824, 1995, 2016, 2094, 2128, 2280, 2394, 2443, 2520, 2660, 2736, 2792, 3040, 3141, 3192, 3360, 3420, 3490, 3990, 4188, 4256, 4560, 4788, 4886, 5040, 5235, 5320, 5472, 5584, 5985, 6282, 6384, 6631, 6840, 6980, 7329, 7980, 8376, 9120, 9576, 9772, 10080, 10470, 10640, 11168, 11970, 12215, 12564, 12768, 13262, 13680, 13960, 14658, 15705, 15960, 16752, 19152, 19544, 19893, 20940, 21280, 21987, 23940, 24430, 25128, 26524, 27360, 27920, 29316, 31410, 31920, 33155, 33504, 36645, 38304, 39088, 39786, 41880, 43974, 46417, 47880, 48860, 50256, 53048, 55840, 58632, 59679, 62820, 63840, 66310, 73290, 78176, 79572, 83760, 87948, 92834, 95760, 97720, 99465, 100512, 106096, 109935, 117264, 119358, 125640, 132620, 139251, 146580, 159144, 167520, 175896, 185668, 191520, 195440, 198930, 212192, 219870, 232085, 234528, 238716, 251280, 265240, 278502, 293160, 298395, 318288, 351792, 371336, 390880, 397860, 417753, 439740, 464170, 477432, 502560, 530480, 557004, 586320, 596790, 636576, 696255, 703584, 742672, 795720, 835506, 879480, 928340, 954864, 1060960, 1114008, 1172640, 1193580, 1392510, 1485344, 1591440, 1671012, 1758960, 1856680, 1909728, 2088765, 2228016, 2387160, 2785020, 3182880, 3342024, 3517920, 3713360, 4177530, 4456032, 4774320, 5570040, 6684048, 7426720, 8355060, 9548640, 11140080, 13368096, 16710120, 22280160, 33420240, 66840480]

約数ペア:

[(1, 66840480), (2, 33420240), (3, 22280160), (4, 16710120), (5, 13368096), (6, 11140080), (7, 9548640), (8, 8355060), (9, 7426720), (10, 6684048), (12, 5570040), (14, 4774320), (15, 4456032), (16, 4177530), (18, 3713360), (19, 3517920), (20, 3342024), (21, 3182880), (24, 2785020), (28, 2387160), (30, 2228016), (32, 2088765), (35, 1909728), (36, 1856680), (38, 1758960), (40, 1671012), (42, 1591440), (45, 1485344), (48, 1392510), (56, 1193580), (57, 1172640), (60, 1114008), (63, 1060960), (70, 954864), (72, 928340), (76, 879480), (80, 835506), (84, 795720), (90, 742672), (95, 703584), (96, 696255), (105, 636576), (112, 596790), (114, 586320), (120, 557004), (126, 530480), (133, 502560), (140, 477432), (144, 464170), (152, 439740), (160, 417753), (168, 397860), (171, 390880), (180, 371336), (190, 351792), (210, 318288), (224, 298395), (228, 293160), (240, 278502), (252, 265240), (266, 251280), (280, 238716), (285, 234528), (288, 232085), (304, 219870), (315, 212192), (336, 198930), (342, 195440), (349, 191520), (360, 185668), (380, 175896), (399, 167520), (420, 159144), (456, 146580), (480, 139251), (504, 132620), (532, 125640), (560, 119358), (570, 117264), (608, 109935), (630, 106096), (665, 100512), (672, 99465), (684, 97720), (698, 95760), (720, 92834), (760, 87948), (798, 83760), (840, 79572), (855, 78176), (912, 73290), (1008, 66310), (1047, 63840), (1064, 62820), (1120, 59679), (1140, 58632), (1197, 55840), (1260, 53048), (1330, 50256), (1368, 48860), (1396, 47880), (1440, 46417), (1520, 43974), (1596, 41880), (1680, 39786), (1710, 39088), (1745, 38304), (1824, 36645), (1995, 33504), (2016, 33155), (2094, 31920), (2128, 31410), (2280, 29316), (2394, 27920), (2443, 27360), (2520, 26524), (2660, 25128), (2736, 24430), (2792, 23940), (3040, 21987), (3141, 21280), (3192, 20940), (3360, 19893), (3420, 19544), (3490, 19152), (3990, 16752), (4188, 15960), (4256, 15705), (4560, 14658), (4788, 13960), (4886, 13680), (5040, 13262), (5235, 12768), (5320, 12564), (5472, 12215), (5584, 11970), (5985, 11168), (6282, 10640), (6384, 10470), (6631, 10080), (6840, 9772), (6980, 9576), (7329, 9120), (7980, 8376)]