421590780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{13859}}^1$

素因数の和:13900

約数の個数: 108

約数和(自身を含む): 1384863480

約数和(自身を除く): 963272700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 169, 180, 195, 234, 260, 338, 390, 468, 507, 585, 676, 780, 845, 1014, 1170, 1521, 1690, 2028, 2340, 2535, 3042, 3380, 5070, 6084, 7605, 10140, 13859, 15210, 27718, 30420, 41577, 55436, 69295, 83154, 124731, 138590, 166308, 180167, 207885, 249462, 277180, 360334, 415770, 498924, 540501, 623655, 720668, 831540, 900835, 1081002, 1247310, 1621503, 1801670, 2162004, 2342171, 2494620, 2702505, 3243006, 3603340, 4684342, 5405010, 6486012, 7026513, 8107515, 9368684, 10810020, 11710855, 14053026, 16215030, 21079539, 23421710, 28106052, 32430060, 35132565, 42159078, 46843420, 70265130, 84318156, 105397695, 140530260, 210795390, 421590780]

約数ペア:

[(1, 421590780), (2, 210795390), (3, 140530260), (4, 105397695), (5, 84318156), (6, 70265130), (9, 46843420), (10, 42159078), (12, 35132565), (13, 32430060), (15, 28106052), (18, 23421710), (20, 21079539), (26, 16215030), (30, 14053026), (36, 11710855), (39, 10810020), (45, 9368684), (52, 8107515), (60, 7026513), (65, 6486012), (78, 5405010), (90, 4684342), (117, 3603340), (130, 3243006), (156, 2702505), (169, 2494620), (180, 2342171), (195, 2162004), (234, 1801670), (260, 1621503), (338, 1247310), (390, 1081002), (468, 900835), (507, 831540), (585, 720668), (676, 623655), (780, 540501), (845, 498924), (1014, 415770), (1170, 360334), (1521, 277180), (1690, 249462), (2028, 207885), (2340, 180167), (2535, 166308), (3042, 138590), (3380, 124731), (5070, 83154), (6084, 69295), (7605, 55436), (10140, 41577), (13859, 30420), (15210, 27718)]