19489602780

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1\times {\mathrm{1699}}^1$

素因数の和:1890

約数の個数: 240

約数和(自身を含む): 62652928800

約数和(自身を除く): 43163326020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 73, 81, 90, 97, 108, 135, 146, 162, 180, 194, 219, 270, 291, 292, 324, 365, 388, 405, 438, 485, 540, 582, 657, 730, 810, 873, 876, 970, 1095, 1164, 1314, 1455, 1460, 1620, 1699, 1746, 1940, 1971, 2190, 2619, 2628, 2910, 3285, 3398, 3492, 3942, 4365, 4380, 5097, 5238, 5820, 5913, 6570, 6796, 7081, 7857, 7884, 8495, 8730, 9855, 10194, 10476, 11826, 13095, 13140, 14162, 15291, 15714, 16990, 17460, 19710, 20388, 21243, 23652, 25485, 26190, 28324, 29565, 30582, 31428, 33980, 35405, 39285, 39420, 42486, 45873, 50970, 52380, 59130, 61164, 63729, 70810, 76455, 78570, 84972, 91746, 101940, 106215, 118260, 124027, 127458, 137619, 141620, 152910, 157140, 164803, 183492, 191187, 212430, 229365, 248054, 254916, 275238, 305820, 318645, 329606, 372081, 382374, 424860, 458730, 494409, 496108, 550476, 573561, 620135, 637290, 659212, 688095, 744162, 764748, 824015, 917460, 955935, 988818, 1116243, 1147122, 1240270, 1274580, 1376190, 1483227, 1488324, 1648030, 1860405, 1911870, 1977636, 2232486, 2294244, 2472045, 2480540, 2752380, 2867805, 2966454, 3296060, 3348729, 3720810, 3823740, 4449681, 4464972, 4944090, 5581215, 5735610, 5932908, 6697458, 7416135, 7441620, 8899362, 9888180, 10046187, 11162430, 11471220, 12030619, 13349043, 13394916, 14832270, 16743645, 17798724, 20092374, 22248405, 22324860, 24061238, 26698086, 29664540, 33487290, 36091857, 40184748, 44496810, 48122476, 50230935, 53396172, 60153095, 66745215, 66974580, 72183714, 88993620, 100461870, 108275571, 120306190, 133490430, 144367428, 180459285, 200923740, 216551142, 240612380, 266980860, 324826713, 360918570, 433102284, 541377855, 649653426, 721837140, 974480139, 1082755710, 1299306852, 1624133565, 1948960278, 2165511420, 3248267130, 3897920556, 4872400695, 6496534260, 9744801390, 19489602780]

約数ペア:

[(1, 19489602780), (2, 9744801390), (3, 6496534260), (4, 4872400695), (5, 3897920556), (6, 3248267130), (9, 2165511420), (10, 1948960278), (12, 1624133565), (15, 1299306852), (18, 1082755710), (20, 974480139), (27, 721837140), (30, 649653426), (36, 541377855), (45, 433102284), (54, 360918570), (60, 324826713), (73, 266980860), (81, 240612380), (90, 216551142), (97, 200923740), (108, 180459285), (135, 144367428), (146, 133490430), (162, 120306190), (180, 108275571), (194, 100461870), (219, 88993620), (270, 72183714), (291, 66974580), (292, 66745215), (324, 60153095), (365, 53396172), (388, 50230935), (405, 48122476), (438, 44496810), (485, 40184748), (540, 36091857), (582, 33487290), (657, 29664540), (730, 26698086), (810, 24061238), (873, 22324860), (876, 22248405), (970, 20092374), (1095, 17798724), (1164, 16743645), (1314, 14832270), (1455, 13394916), (1460, 13349043), (1620, 12030619), (1699, 11471220), (1746, 11162430), (1940, 10046187), (1971, 9888180), (2190, 8899362), (2619, 7441620), (2628, 7416135), (2910, 6697458), (3285, 5932908), (3398, 5735610), (3492, 5581215), (3942, 4944090), (4365, 4464972), (4380, 4449681), (5097, 3823740), (5238, 3720810), (5820, 3348729), (5913, 3296060), (6570, 2966454), (6796, 2867805), (7081, 2752380), (7857, 2480540), (7884, 2472045), (8495, 2294244), (8730, 2232486), (9855, 1977636), (10194, 1911870), (10476, 1860405), (11826, 1648030), (13095, 1488324), (13140, 1483227), (14162, 1376190), (15291, 1274580), (15714, 1240270), (16990, 1147122), (17460, 1116243), (19710, 988818), (20388, 955935), (21243, 917460), (23652, 824015), (25485, 764748), (26190, 744162), (28324, 688095), (29565, 659212), (30582, 637290), (31428, 620135), (33980, 573561), (35405, 550476), (39285, 496108), (39420, 494409), (42486, 458730), (45873, 424860), (50970, 382374), (52380, 372081), (59130, 329606), (61164, 318645), (63729, 305820), (70810, 275238), (76455, 254916), (78570, 248054), (84972, 229365), (91746, 212430), (101940, 191187), (106215, 183492), (118260, 164803), (124027, 157140), (127458, 152910), (137619, 141620)]