421966440

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{1259}}^1$

素因数の和:1309

約数の個数: 288

約数和(自身を含む): 1680588000

約数和(自身を除く): 1258621560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 19, 20, 21, 24, 28, 30, 35, 36, 38, 40, 42, 45, 49, 56, 57, 60, 63, 70, 72, 76, 84, 90, 95, 98, 105, 114, 120, 126, 133, 140, 147, 152, 168, 171, 180, 190, 196, 210, 228, 245, 252, 266, 280, 285, 294, 315, 342, 360, 380, 392, 399, 420, 441, 456, 490, 504, 532, 570, 588, 630, 665, 684, 735, 760, 798, 840, 855, 882, 931, 980, 1064, 1140, 1176, 1197, 1259, 1260, 1330, 1368, 1470, 1596, 1710, 1764, 1862, 1960, 1995, 2205, 2280, 2394, 2518, 2520, 2660, 2793, 2940, 3192, 3420, 3528, 3724, 3777, 3990, 4410, 4655, 4788, 5036, 5320, 5586, 5880, 5985, 6295, 6840, 7448, 7554, 7980, 8379, 8813, 8820, 9310, 9576, 10072, 11172, 11331, 11970, 12590, 13965, 15108, 15960, 16758, 17626, 17640, 18620, 18885, 22344, 22662, 23921, 23940, 25180, 26439, 27930, 30216, 33516, 35252, 37240, 37770, 41895, 44065, 45324, 47842, 47880, 50360, 52878, 55860, 56655, 61691, 67032, 70504, 71763, 75540, 79317, 83790, 88130, 90648, 95684, 105756, 111720, 113310, 119605, 123382, 132195, 143526, 151080, 158634, 167447, 167580, 176260, 185073, 191368, 211512, 215289, 226620, 239210, 246764, 264390, 287052, 308455, 317268, 334894, 335160, 352520, 358815, 370146, 396585, 430578, 453240, 478420, 493528, 502341, 528780, 555219, 574104, 616910, 634536, 669788, 717630, 740292, 793170, 837235, 861156, 925365, 956840, 1004682, 1057560, 1076445, 1110438, 1172129, 1233820, 1339576, 1435260, 1480584, 1507023, 1586340, 1674470, 1722312, 1850730, 2009364, 2152890, 2220876, 2344258, 2467640, 2511705, 2776095, 2870520, 3014046, 3172680, 3348940, 3516387, 3701460, 4018728, 4305780, 4441752, 4688516, 5023410, 5552190, 5860645, 6028092, 6697880, 7032774, 7402920, 7535115, 8611560, 9377032, 10046820, 10549161, 11104380, 11721290, 12056184, 14065548, 15070230, 17581935, 20093640, 21098322, 22208760, 23442580, 28131096, 30140460, 35163870, 42196644, 46885160, 52745805, 60280920, 70327740, 84393288, 105491610, 140655480, 210983220, 421966440]

約数ペア:

[(1, 421966440), (2, 210983220), (3, 140655480), (4, 105491610), (5, 84393288), (6, 70327740), (7, 60280920), (8, 52745805), (9, 46885160), (10, 42196644), (12, 35163870), (14, 30140460), (15, 28131096), (18, 23442580), (19, 22208760), (20, 21098322), (21, 20093640), (24, 17581935), (28, 15070230), (30, 14065548), (35, 12056184), (36, 11721290), (38, 11104380), (40, 10549161), (42, 10046820), (45, 9377032), (49, 8611560), (56, 7535115), (57, 7402920), (60, 7032774), (63, 6697880), (70, 6028092), (72, 5860645), (76, 5552190), (84, 5023410), (90, 4688516), (95, 4441752), (98, 4305780), (105, 4018728), (114, 3701460), (120, 3516387), (126, 3348940), (133, 3172680), (140, 3014046), (147, 2870520), (152, 2776095), (168, 2511705), (171, 2467640), (180, 2344258), (190, 2220876), (196, 2152890), (210, 2009364), (228, 1850730), (245, 1722312), (252, 1674470), (266, 1586340), (280, 1507023), (285, 1480584), (294, 1435260), (315, 1339576), (342, 1233820), (360, 1172129), (380, 1110438), (392, 1076445), (399, 1057560), (420, 1004682), (441, 956840), (456, 925365), (490, 861156), (504, 837235), (532, 793170), (570, 740292), (588, 717630), (630, 669788), (665, 634536), (684, 616910), (735, 574104), (760, 555219), (798, 528780), (840, 502341), (855, 493528), (882, 478420), (931, 453240), (980, 430578), (1064, 396585), (1140, 370146), (1176, 358815), (1197, 352520), (1259, 335160), (1260, 334894), (1330, 317268), (1368, 308455), (1470, 287052), (1596, 264390), (1710, 246764), (1764, 239210), (1862, 226620), (1960, 215289), (1995, 211512), (2205, 191368), (2280, 185073), (2394, 176260), (2518, 167580), (2520, 167447), (2660, 158634), (2793, 151080), (2940, 143526), (3192, 132195), (3420, 123382), (3528, 119605), (3724, 113310), (3777, 111720), (3990, 105756), (4410, 95684), (4655, 90648), (4788, 88130), (5036, 83790), (5320, 79317), (5586, 75540), (5880, 71763), (5985, 70504), (6295, 67032), (6840, 61691), (7448, 56655), (7554, 55860), (7980, 52878), (8379, 50360), (8813, 47880), (8820, 47842), (9310, 45324), (9576, 44065), (10072, 41895), (11172, 37770), (11331, 37240), (11970, 35252), (12590, 33516), (13965, 30216), (15108, 27930), (15960, 26439), (16758, 25180), (17626, 23940), (17640, 23921), (18620, 22662), (18885, 22344)]