1813195890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1$

素因数の和:238

約数の個数: 288

約数和(自身を含む): 5521291776

約数和(自身を除く): 3708095886

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 31, 33, 41, 45, 55, 62, 66, 82, 90, 93, 99, 110, 121, 123, 131, 155, 165, 186, 198, 205, 242, 246, 262, 279, 310, 330, 341, 363, 369, 393, 410, 451, 465, 495, 558, 605, 615, 655, 682, 726, 738, 786, 902, 930, 990, 1023, 1089, 1179, 1210, 1230, 1271, 1310, 1353, 1395, 1441, 1705, 1815, 1845, 1965, 2046, 2178, 2255, 2358, 2542, 2706, 2790, 2882, 3069, 3410, 3630, 3690, 3751, 3813, 3930, 4059, 4061, 4323, 4510, 4961, 5115, 5371, 5445, 5895, 6138, 6355, 6765, 7205, 7502, 7626, 8118, 8122, 8646, 9922, 10230, 10742, 10890, 11253, 11439, 11790, 12183, 12710, 12969, 13530, 13981, 14410, 14883, 15345, 15851, 16113, 18755, 19065, 20295, 20305, 21615, 22506, 22878, 24366, 24805, 25938, 26855, 27962, 29766, 30690, 31702, 32226, 33759, 36549, 37510, 38130, 40590, 40610, 41943, 43230, 44649, 44671, 47553, 48339, 49610, 53710, 56265, 57195, 59081, 60915, 64845, 67518, 69905, 73098, 74415, 79255, 80565, 83886, 89298, 89342, 95106, 96678, 112530, 114390, 118162, 121830, 125829, 129690, 134013, 139810, 142659, 148830, 153791, 158510, 161130, 166501, 168795, 177243, 182745, 209715, 223245, 223355, 237765, 241695, 251658, 268026, 285318, 295405, 307582, 333002, 337590, 354486, 365490, 402039, 419430, 446490, 446710, 461373, 475530, 483390, 491381, 499503, 531729, 590810, 629145, 649891, 670065, 713295, 768955, 804078, 832505, 886215, 922746, 982762, 999006, 1063458, 1258290, 1299782, 1340130, 1384119, 1426590, 1474143, 1498509, 1537910, 1665010, 1772430, 1831511, 1949673, 2010195, 2306865, 2456905, 2497515, 2658645, 2768238, 2948286, 2997018, 3249455, 3663022, 3899346, 4020390, 4422429, 4613730, 4913810, 4995030, 5317290, 5494533, 5849019, 6498910, 6920595, 7370715, 7492545, 8844858, 9157555, 9748365, 10989066, 11698038, 13841190, 14741430, 14985090, 16483599, 18315110, 19496730, 20146621, 22112145, 27472665, 29245095, 32967198, 40293242, 44224290, 54945330, 58490190, 60439863, 82417995, 100733105, 120879726, 164835990, 181319589, 201466210, 302199315, 362639178, 604398630, 906597945, 1813195890]

約数ペア:

[(1, 1813195890), (2, 906597945), (3, 604398630), (5, 362639178), (6, 302199315), (9, 201466210), (10, 181319589), (11, 164835990), (15, 120879726), (18, 100733105), (22, 82417995), (30, 60439863), (31, 58490190), (33, 54945330), (41, 44224290), (45, 40293242), (55, 32967198), (62, 29245095), (66, 27472665), (82, 22112145), (90, 20146621), (93, 19496730), (99, 18315110), (110, 16483599), (121, 14985090), (123, 14741430), (131, 13841190), (155, 11698038), (165, 10989066), (186, 9748365), (198, 9157555), (205, 8844858), (242, 7492545), (246, 7370715), (262, 6920595), (279, 6498910), (310, 5849019), (330, 5494533), (341, 5317290), (363, 4995030), (369, 4913810), (393, 4613730), (410, 4422429), (451, 4020390), (465, 3899346), (495, 3663022), (558, 3249455), (605, 2997018), (615, 2948286), (655, 2768238), (682, 2658645), (726, 2497515), (738, 2456905), (786, 2306865), (902, 2010195), (930, 1949673), (990, 1831511), (1023, 1772430), (1089, 1665010), (1179, 1537910), (1210, 1498509), (1230, 1474143), (1271, 1426590), (1310, 1384119), (1353, 1340130), (1395, 1299782), (1441, 1258290), (1705, 1063458), (1815, 999006), (1845, 982762), (1965, 922746), (2046, 886215), (2178, 832505), (2255, 804078), (2358, 768955), (2542, 713295), (2706, 670065), (2790, 649891), (2882, 629145), (3069, 590810), (3410, 531729), (3630, 499503), (3690, 491381), (3751, 483390), (3813, 475530), (3930, 461373), (4059, 446710), (4061, 446490), (4323, 419430), (4510, 402039), (4961, 365490), (5115, 354486), (5371, 337590), (5445, 333002), (5895, 307582), (6138, 295405), (6355, 285318), (6765, 268026), (7205, 251658), (7502, 241695), (7626, 237765), (8118, 223355), (8122, 223245), (8646, 209715), (9922, 182745), (10230, 177243), (10742, 168795), (10890, 166501), (11253, 161130), (11439, 158510), (11790, 153791), (12183, 148830), (12710, 142659), (12969, 139810), (13530, 134013), (13981, 129690), (14410, 125829), (14883, 121830), (15345, 118162), (15851, 114390), (16113, 112530), (18755, 96678), (19065, 95106), (20295, 89342), (20305, 89298), (21615, 83886), (22506, 80565), (22878, 79255), (24366, 74415), (24805, 73098), (25938, 69905), (26855, 67518), (27962, 64845), (29766, 60915), (30690, 59081), (31702, 57195), (32226, 56265), (33759, 53710), (36549, 49610), (37510, 48339), (38130, 47553), (40590, 44671), (40610, 44649), (41943, 43230)]