1961420160

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{7681}}^1$

素因数の和:7729

約数の個数: 256

約数和(自身を含む): 7522214400

約数和(自身を除く): 5560794240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 32, 35, 38, 40, 42, 48, 56, 57, 60, 64, 70, 76, 80, 84, 95, 96, 105, 112, 114, 120, 128, 133, 140, 152, 160, 168, 190, 192, 210, 224, 228, 240, 266, 280, 285, 304, 320, 336, 380, 384, 399, 420, 448, 456, 480, 532, 560, 570, 608, 640, 665, 672, 760, 798, 840, 896, 912, 960, 1064, 1120, 1140, 1216, 1330, 1344, 1520, 1596, 1680, 1824, 1920, 1995, 2128, 2240, 2280, 2432, 2660, 2688, 3040, 3192, 3360, 3648, 3990, 4256, 4480, 4560, 5320, 6080, 6384, 6720, 7296, 7681, 7980, 8512, 9120, 10640, 12160, 12768, 13440, 15362, 15960, 17024, 18240, 21280, 23043, 25536, 30724, 31920, 36480, 38405, 42560, 46086, 51072, 53767, 61448, 63840, 76810, 85120, 92172, 107534, 115215, 122896, 127680, 145939, 153620, 161301, 184344, 215068, 230430, 245792, 255360, 268835, 291878, 307240, 322602, 368688, 430136, 437817, 460860, 491584, 537670, 583756, 614480, 645204, 729695, 737376, 806505, 860272, 875634, 921720, 983168, 1021573, 1075340, 1167512, 1228960, 1290408, 1459390, 1474752, 1613010, 1720544, 1751268, 1843440, 2043146, 2150680, 2189085, 2335024, 2457920, 2580816, 2918780, 2949504, 3064719, 3226020, 3441088, 3502536, 3686880, 4086292, 4301360, 4378170, 4670048, 4915840, 5107865, 5161632, 5837560, 6129438, 6452040, 6882176, 7005072, 7373760, 8172584, 8602720, 8756340, 9340096, 10215730, 10323264, 11675120, 12258876, 12904080, 14010144, 14747520, 15323595, 16345168, 17205440, 17512680, 18680192, 20431460, 20646528, 23350240, 24517752, 25808160, 28020288, 30647190, 32690336, 34410880, 35025360, 40862920, 46700480, 49035504, 51616320, 56040576, 61294380, 65380672, 70050720, 81725840, 93400960, 98071008, 103232640, 122588760, 130761344, 140101440, 163451680, 196142016, 245177520, 280202880, 326903360, 392284032, 490355040, 653806720, 980710080, 1961420160]

約数ペア:

[(1, 1961420160), (2, 980710080), (3, 653806720), (4, 490355040), (5, 392284032), (6, 326903360), (7, 280202880), (8, 245177520), (10, 196142016), (12, 163451680), (14, 140101440), (15, 130761344), (16, 122588760), (19, 103232640), (20, 98071008), (21, 93400960), (24, 81725840), (28, 70050720), (30, 65380672), (32, 61294380), (35, 56040576), (38, 51616320), (40, 49035504), (42, 46700480), (48, 40862920), (56, 35025360), (57, 34410880), (60, 32690336), (64, 30647190), (70, 28020288), (76, 25808160), (80, 24517752), (84, 23350240), (95, 20646528), (96, 20431460), (105, 18680192), (112, 17512680), (114, 17205440), (120, 16345168), (128, 15323595), (133, 14747520), (140, 14010144), (152, 12904080), (160, 12258876), (168, 11675120), (190, 10323264), (192, 10215730), (210, 9340096), (224, 8756340), (228, 8602720), (240, 8172584), (266, 7373760), (280, 7005072), (285, 6882176), (304, 6452040), (320, 6129438), (336, 5837560), (380, 5161632), (384, 5107865), (399, 4915840), (420, 4670048), (448, 4378170), (456, 4301360), (480, 4086292), (532, 3686880), (560, 3502536), (570, 3441088), (608, 3226020), (640, 3064719), (665, 2949504), (672, 2918780), (760, 2580816), (798, 2457920), (840, 2335024), (896, 2189085), (912, 2150680), (960, 2043146), (1064, 1843440), (1120, 1751268), (1140, 1720544), (1216, 1613010), (1330, 1474752), (1344, 1459390), (1520, 1290408), (1596, 1228960), (1680, 1167512), (1824, 1075340), (1920, 1021573), (1995, 983168), (2128, 921720), (2240, 875634), (2280, 860272), (2432, 806505), (2660, 737376), (2688, 729695), (3040, 645204), (3192, 614480), (3360, 583756), (3648, 537670), (3990, 491584), (4256, 460860), (4480, 437817), (4560, 430136), (5320, 368688), (6080, 322602), (6384, 307240), (6720, 291878), (7296, 268835), (7681, 255360), (7980, 245792), (8512, 230430), (9120, 215068), (10640, 184344), (12160, 161301), (12768, 153620), (13440, 145939), (15362, 127680), (15960, 122896), (17024, 115215), (18240, 107534), (21280, 92172), (23043, 85120), (25536, 76810), (30724, 63840), (31920, 61448), (36480, 53767), (38405, 51072), (42560, 46086)]