180001920

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{227}}^1$

素因数の和:315

約数の個数: 256

約数和(自身を含む): 669772800

約数和(自身を除く): 489770880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 59, 60, 64, 70, 80, 84, 96, 105, 112, 118, 120, 128, 140, 160, 168, 177, 192, 210, 224, 227, 236, 240, 280, 295, 320, 336, 354, 384, 413, 420, 448, 454, 472, 480, 560, 590, 640, 672, 681, 708, 826, 840, 885, 896, 908, 944, 960, 1120, 1135, 1180, 1239, 1344, 1362, 1416, 1589, 1652, 1680, 1770, 1816, 1888, 1920, 2065, 2240, 2270, 2360, 2478, 2688, 2724, 2832, 3178, 3304, 3360, 3405, 3540, 3632, 3776, 4130, 4480, 4540, 4720, 4767, 4956, 5448, 5664, 6195, 6356, 6608, 6720, 6810, 7080, 7264, 7552, 7945, 8260, 9080, 9440, 9534, 9912, 10896, 11328, 12390, 12712, 13216, 13393, 13440, 13620, 14160, 14528, 15890, 16520, 18160, 18880, 19068, 19824, 21792, 22656, 23835, 24780, 25424, 26432, 26786, 27240, 28320, 29056, 31780, 33040, 36320, 37760, 38136, 39648, 40179, 43584, 47670, 49560, 50848, 52864, 53572, 54480, 56640, 63560, 66080, 66965, 72640, 76272, 79296, 80358, 87168, 93751, 95340, 99120, 101696, 107144, 108960, 113280, 127120, 132160, 133930, 145280, 152544, 158592, 160716, 187502, 190680, 198240, 200895, 203392, 214288, 217920, 254240, 264320, 267860, 281253, 305088, 321432, 375004, 381360, 396480, 401790, 428576, 435840, 468755, 508480, 535720, 562506, 610176, 642864, 750008, 762720, 792960, 803580, 857152, 937510, 1016960, 1071440, 1125012, 1285728, 1406265, 1500016, 1525440, 1607160, 1714304, 1875020, 2142880, 2250024, 2571456, 2812530, 3000032, 3050880, 3214320, 3750040, 4285760, 4500048, 5142912, 5625060, 6000064, 6428640, 7500080, 8571520, 9000096, 11250120, 12000128, 12857280, 15000160, 18000192, 22500240, 25714560, 30000320, 36000384, 45000480, 60000640, 90000960, 180001920]

約数ペア:

[(1, 180001920), (2, 90000960), (3, 60000640), (4, 45000480), (5, 36000384), (6, 30000320), (7, 25714560), (8, 22500240), (10, 18000192), (12, 15000160), (14, 12857280), (15, 12000128), (16, 11250120), (20, 9000096), (21, 8571520), (24, 7500080), (28, 6428640), (30, 6000064), (32, 5625060), (35, 5142912), (40, 4500048), (42, 4285760), (48, 3750040), (56, 3214320), (59, 3050880), (60, 3000032), (64, 2812530), (70, 2571456), (80, 2250024), (84, 2142880), (96, 1875020), (105, 1714304), (112, 1607160), (118, 1525440), (120, 1500016), (128, 1406265), (140, 1285728), (160, 1125012), (168, 1071440), (177, 1016960), (192, 937510), (210, 857152), (224, 803580), (227, 792960), (236, 762720), (240, 750008), (280, 642864), (295, 610176), (320, 562506), (336, 535720), (354, 508480), (384, 468755), (413, 435840), (420, 428576), (448, 401790), (454, 396480), (472, 381360), (480, 375004), (560, 321432), (590, 305088), (640, 281253), (672, 267860), (681, 264320), (708, 254240), (826, 217920), (840, 214288), (885, 203392), (896, 200895), (908, 198240), (944, 190680), (960, 187502), (1120, 160716), (1135, 158592), (1180, 152544), (1239, 145280), (1344, 133930), (1362, 132160), (1416, 127120), (1589, 113280), (1652, 108960), (1680, 107144), (1770, 101696), (1816, 99120), (1888, 95340), (1920, 93751), (2065, 87168), (2240, 80358), (2270, 79296), (2360, 76272), (2478, 72640), (2688, 66965), (2724, 66080), (2832, 63560), (3178, 56640), (3304, 54480), (3360, 53572), (3405, 52864), (3540, 50848), (3632, 49560), (3776, 47670), (4130, 43584), (4480, 40179), (4540, 39648), (4720, 38136), (4767, 37760), (4956, 36320), (5448, 33040), (5664, 31780), (6195, 29056), (6356, 28320), (6608, 27240), (6720, 26786), (6810, 26432), (7080, 25424), (7264, 24780), (7552, 23835), (7945, 22656), (8260, 21792), (9080, 19824), (9440, 19068), (9534, 18880), (9912, 18160), (10896, 16520), (11328, 15890), (12390, 14528), (12712, 14160), (13216, 13620), (13393, 13440)]