20280545532

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^2\times {\mathrm{41}}^2\times {\mathrm{661}}^1$

素因数の和:782

約数の個数: 216

約数和(自身を含む): 58445676240

約数和(自身を除く): 38165130708

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 41, 52, 54, 78, 82, 108, 117, 123, 156, 164, 169, 234, 246, 338, 351, 369, 468, 492, 507, 533, 661, 676, 702, 738, 1014, 1066, 1107, 1322, 1404, 1476, 1521, 1599, 1681, 1983, 2028, 2132, 2214, 2644, 3042, 3198, 3362, 3966, 4428, 4563, 4797, 5043, 5949, 6084, 6396, 6724, 6929, 7932, 8593, 9126, 9594, 10086, 11898, 13858, 14391, 15129, 17186, 17847, 18252, 19188, 20172, 20787, 21853, 23796, 25779, 27101, 27716, 28782, 30258, 34372, 35694, 41574, 43706, 45387, 51558, 54202, 57564, 60516, 62361, 65559, 71388, 77337, 81303, 83148, 87412, 90774, 103116, 108404, 111709, 124722, 131118, 154674, 162606, 181548, 187083, 196677, 223418, 232011, 243909, 249444, 262236, 284089, 309348, 325212, 335127, 352313, 374166, 393354, 446836, 464022, 487818, 568178, 590031, 670254, 704626, 731727, 748332, 786708, 852267, 928044, 975636, 1005381, 1056939, 1111141, 1136356, 1180062, 1340508, 1409252, 1463454, 1704534, 2010762, 2113878, 2222282, 2360124, 2556801, 2926908, 3016143, 3170817, 3333423, 3409068, 4021524, 4227756, 4444564, 4580069, 5113602, 6032286, 6341634, 6666846, 7670403, 9160138, 9512451, 10000269, 10227204, 12064572, 12683268, 13333692, 13740207, 14444833, 15340806, 18320276, 19024902, 20000538, 27480414, 28889666, 30000807, 30681612, 38049804, 40001076, 41220621, 43334499, 54960828, 57779332, 60001614, 82441242, 86668998, 120003228, 123661863, 130003497, 164882484, 173337996, 187782829, 247323726, 260006994, 375565658, 390010491, 494647452, 520013988, 563348487, 751131316, 780020982, 1126696974, 1560041964, 1690045461, 2253393948, 3380090922, 5070136383, 6760181844, 10140272766, 20280545532]

約数ペア:

[(1, 20280545532), (2, 10140272766), (3, 6760181844), (4, 5070136383), (6, 3380090922), (9, 2253393948), (12, 1690045461), (13, 1560041964), (18, 1126696974), (26, 780020982), (27, 751131316), (36, 563348487), (39, 520013988), (41, 494647452), (52, 390010491), (54, 375565658), (78, 260006994), (82, 247323726), (108, 187782829), (117, 173337996), (123, 164882484), (156, 130003497), (164, 123661863), (169, 120003228), (234, 86668998), (246, 82441242), (338, 60001614), (351, 57779332), (369, 54960828), (468, 43334499), (492, 41220621), (507, 40001076), (533, 38049804), (661, 30681612), (676, 30000807), (702, 28889666), (738, 27480414), (1014, 20000538), (1066, 19024902), (1107, 18320276), (1322, 15340806), (1404, 14444833), (1476, 13740207), (1521, 13333692), (1599, 12683268), (1681, 12064572), (1983, 10227204), (2028, 10000269), (2132, 9512451), (2214, 9160138), (2644, 7670403), (3042, 6666846), (3198, 6341634), (3362, 6032286), (3966, 5113602), (4428, 4580069), (4563, 4444564), (4797, 4227756), (5043, 4021524), (5949, 3409068), (6084, 3333423), (6396, 3170817), (6724, 3016143), (6929, 2926908), (7932, 2556801), (8593, 2360124), (9126, 2222282), (9594, 2113878), (10086, 2010762), (11898, 1704534), (13858, 1463454), (14391, 1409252), (15129, 1340508), (17186, 1180062), (17847, 1136356), (18252, 1111141), (19188, 1056939), (20172, 1005381), (20787, 975636), (21853, 928044), (23796, 852267), (25779, 786708), (27101, 748332), (27716, 731727), (28782, 704626), (30258, 670254), (34372, 590031), (35694, 568178), (41574, 487818), (43706, 464022), (45387, 446836), (51558, 393354), (54202, 374166), (57564, 352313), (60516, 335127), (62361, 325212), (65559, 309348), (71388, 284089), (77337, 262236), (81303, 249444), (83148, 243909), (87412, 232011), (90774, 223418), (103116, 196677), (108404, 187083), (111709, 181548), (124722, 162606), (131118, 154674)]