268661520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{479}}^1$

素因数の和:558

約数の個数: 240

約数和(自身を含む): 974937600

約数和(自身を除く): 706276080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 41, 45, 48, 57, 60, 72, 76, 80, 82, 90, 95, 114, 120, 123, 144, 152, 164, 171, 180, 190, 205, 228, 240, 246, 285, 304, 328, 342, 360, 369, 380, 410, 456, 479, 492, 570, 615, 656, 684, 720, 738, 760, 779, 820, 855, 912, 958, 984, 1140, 1230, 1368, 1437, 1476, 1520, 1558, 1640, 1710, 1845, 1916, 1968, 2280, 2337, 2395, 2460, 2736, 2874, 2952, 3116, 3280, 3420, 3690, 3832, 3895, 4311, 4560, 4674, 4790, 4920, 5748, 5904, 6232, 6840, 7011, 7185, 7380, 7664, 7790, 8622, 9101, 9348, 9580, 9840, 11496, 11685, 12464, 13680, 14022, 14370, 14760, 15580, 17244, 18202, 18696, 19160, 19639, 21555, 22992, 23370, 27303, 28044, 28740, 29520, 31160, 34488, 35055, 36404, 37392, 38320, 39278, 43110, 45505, 46740, 54606, 56088, 57480, 58917, 62320, 68976, 70110, 72808, 78556, 81909, 86220, 91010, 93480, 98195, 109212, 112176, 114960, 117834, 136515, 140220, 145616, 157112, 163818, 172440, 176751, 182020, 186960, 196390, 218424, 235668, 273030, 280440, 294585, 314224, 327636, 344880, 353502, 364040, 373141, 392780, 409545, 436848, 471336, 546060, 560880, 589170, 655272, 707004, 728080, 746282, 785560, 819090, 883755, 942672, 1092120, 1119423, 1178340, 1310544, 1414008, 1492564, 1571120, 1638180, 1767510, 1865705, 2184240, 2238846, 2356680, 2828016, 2985128, 3276360, 3358269, 3535020, 3731410, 4477692, 4713360, 5597115, 5970256, 6552720, 6716538, 7070040, 7462820, 8955384, 11194230, 13433076, 14140080, 14925640, 16791345, 17910768, 22388460, 26866152, 29851280, 33582690, 44776920, 53732304, 67165380, 89553840, 134330760, 268661520]

約数ペア:

[(1, 268661520), (2, 134330760), (3, 89553840), (4, 67165380), (5, 53732304), (6, 44776920), (8, 33582690), (9, 29851280), (10, 26866152), (12, 22388460), (15, 17910768), (16, 16791345), (18, 14925640), (19, 14140080), (20, 13433076), (24, 11194230), (30, 8955384), (36, 7462820), (38, 7070040), (40, 6716538), (41, 6552720), (45, 5970256), (48, 5597115), (57, 4713360), (60, 4477692), (72, 3731410), (76, 3535020), (80, 3358269), (82, 3276360), (90, 2985128), (95, 2828016), (114, 2356680), (120, 2238846), (123, 2184240), (144, 1865705), (152, 1767510), (164, 1638180), (171, 1571120), (180, 1492564), (190, 1414008), (205, 1310544), (228, 1178340), (240, 1119423), (246, 1092120), (285, 942672), (304, 883755), (328, 819090), (342, 785560), (360, 746282), (369, 728080), (380, 707004), (410, 655272), (456, 589170), (479, 560880), (492, 546060), (570, 471336), (615, 436848), (656, 409545), (684, 392780), (720, 373141), (738, 364040), (760, 353502), (779, 344880), (820, 327636), (855, 314224), (912, 294585), (958, 280440), (984, 273030), (1140, 235668), (1230, 218424), (1368, 196390), (1437, 186960), (1476, 182020), (1520, 176751), (1558, 172440), (1640, 163818), (1710, 157112), (1845, 145616), (1916, 140220), (1968, 136515), (2280, 117834), (2337, 114960), (2395, 112176), (2460, 109212), (2736, 98195), (2874, 93480), (2952, 91010), (3116, 86220), (3280, 81909), (3420, 78556), (3690, 72808), (3832, 70110), (3895, 68976), (4311, 62320), (4560, 58917), (4674, 57480), (4790, 56088), (4920, 54606), (5748, 46740), (5904, 45505), (6232, 43110), (6840, 39278), (7011, 38320), (7185, 37392), (7380, 36404), (7664, 35055), (7790, 34488), (8622, 31160), (9101, 29520), (9348, 28740), (9580, 28044), (9840, 27303), (11496, 23370), (11685, 22992), (12464, 21555), (13680, 19639), (14022, 19160), (14370, 18696), (14760, 18202), (15580, 17244)]