87316020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{211}}^1$

素因数の和:267

約数の個数: 216

約数和(自身を含む): 307900320

約数和(自身を除く): 220584300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 19, 20, 22, 30, 33, 36, 38, 44, 45, 55, 57, 60, 66, 76, 90, 95, 99, 110, 114, 121, 132, 165, 171, 180, 190, 198, 209, 211, 220, 228, 242, 285, 330, 342, 363, 380, 396, 418, 422, 484, 495, 570, 605, 627, 633, 660, 684, 726, 836, 844, 855, 990, 1045, 1055, 1089, 1140, 1210, 1254, 1266, 1452, 1710, 1815, 1881, 1899, 1980, 2090, 2110, 2178, 2299, 2321, 2420, 2508, 2532, 3135, 3165, 3420, 3630, 3762, 3798, 4009, 4180, 4220, 4356, 4598, 4642, 5445, 6270, 6330, 6897, 6963, 7260, 7524, 7596, 8018, 9196, 9284, 9405, 9495, 10890, 11495, 11605, 12027, 12540, 12660, 13794, 13926, 16036, 18810, 18990, 20045, 20691, 20889, 21780, 22990, 23210, 24054, 25531, 27588, 27852, 34485, 34815, 36081, 37620, 37980, 40090, 41382, 41778, 44099, 45980, 46420, 48108, 51062, 60135, 68970, 69630, 72162, 76593, 80180, 82764, 83556, 88198, 102124, 103455, 104445, 120270, 127655, 132297, 137940, 139260, 144324, 153186, 176396, 180405, 206910, 208890, 220495, 229779, 240540, 255310, 264594, 306372, 360810, 382965, 396891, 413820, 417780, 440990, 459558, 485089, 510620, 529188, 661485, 721620, 765930, 793782, 881980, 919116, 970178, 1148895, 1322970, 1455267, 1531860, 1587564, 1940356, 1984455, 2297790, 2425445, 2645940, 2910534, 3968910, 4365801, 4595580, 4850890, 5821068, 7276335, 7937820, 8731602, 9701780, 14552670, 17463204, 21829005, 29105340, 43658010, 87316020]

約数ペア:

[(1, 87316020), (2, 43658010), (3, 29105340), (4, 21829005), (5, 17463204), (6, 14552670), (9, 9701780), (10, 8731602), (11, 7937820), (12, 7276335), (15, 5821068), (18, 4850890), (19, 4595580), (20, 4365801), (22, 3968910), (30, 2910534), (33, 2645940), (36, 2425445), (38, 2297790), (44, 1984455), (45, 1940356), (55, 1587564), (57, 1531860), (60, 1455267), (66, 1322970), (76, 1148895), (90, 970178), (95, 919116), (99, 881980), (110, 793782), (114, 765930), (121, 721620), (132, 661485), (165, 529188), (171, 510620), (180, 485089), (190, 459558), (198, 440990), (209, 417780), (211, 413820), (220, 396891), (228, 382965), (242, 360810), (285, 306372), (330, 264594), (342, 255310), (363, 240540), (380, 229779), (396, 220495), (418, 208890), (422, 206910), (484, 180405), (495, 176396), (570, 153186), (605, 144324), (627, 139260), (633, 137940), (660, 132297), (684, 127655), (726, 120270), (836, 104445), (844, 103455), (855, 102124), (990, 88198), (1045, 83556), (1055, 82764), (1089, 80180), (1140, 76593), (1210, 72162), (1254, 69630), (1266, 68970), (1452, 60135), (1710, 51062), (1815, 48108), (1881, 46420), (1899, 45980), (1980, 44099), (2090, 41778), (2110, 41382), (2178, 40090), (2299, 37980), (2321, 37620), (2420, 36081), (2508, 34815), (2532, 34485), (3135, 27852), (3165, 27588), (3420, 25531), (3630, 24054), (3762, 23210), (3798, 22990), (4009, 21780), (4180, 20889), (4220, 20691), (4356, 20045), (4598, 18990), (4642, 18810), (5445, 16036), (6270, 13926), (6330, 13794), (6897, 12660), (6963, 12540), (7260, 12027), (7524, 11605), (7596, 11495), (8018, 10890), (9196, 9495), (9284, 9405)]