645810228

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{229}}^1$

素因数の和:315

約数の個数: 216

約数和(自身を含む): 2041428480

約数和(自身を除く): 1395618252

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 31, 36, 38, 42, 57, 62, 63, 76, 84, 93, 114, 124, 126, 133, 171, 186, 217, 228, 229, 252, 266, 279, 342, 361, 372, 399, 434, 458, 532, 558, 589, 651, 684, 687, 722, 798, 868, 916, 1083, 1116, 1178, 1197, 1302, 1374, 1444, 1596, 1603, 1767, 1953, 2061, 2166, 2356, 2394, 2527, 2604, 2748, 3206, 3249, 3534, 3906, 4122, 4123, 4332, 4351, 4788, 4809, 5054, 5301, 6412, 6498, 7068, 7099, 7581, 7812, 8244, 8246, 8702, 9618, 10108, 10602, 11191, 12369, 12996, 13053, 14198, 14427, 15162, 16492, 17404, 19236, 21204, 21297, 22382, 22743, 24738, 26106, 28396, 28854, 30324, 30457, 33573, 37107, 39159, 42594, 44764, 45486, 49476, 49693, 52212, 57708, 60914, 63891, 67146, 74214, 78318, 78337, 82669, 85188, 90972, 91371, 99386, 100719, 121828, 127782, 134292, 134881, 148428, 149079, 156636, 156674, 165338, 182742, 198772, 201438, 235011, 248007, 255564, 269762, 274113, 298158, 313348, 330676, 365484, 402876, 404643, 447237, 470022, 496014, 539524, 548226, 578683, 596316, 705033, 744021, 809286, 894474, 940044, 944167, 992028, 1096452, 1157366, 1213929, 1410066, 1488042, 1618572, 1736049, 1788948, 1888334, 2314732, 2427858, 2562739, 2820132, 2832501, 2976084, 3472098, 3776668, 4855716, 5125478, 5208147, 5665002, 6944196, 7688217, 8497503, 10250956, 10416294, 11330004, 15376434, 16995006, 17939173, 20832588, 23064651, 30752868, 33990012, 35878346, 46129302, 53817519, 71756692, 92258604, 107635038, 161452557, 215270076, 322905114, 645810228]

約数ペア:

[(1, 645810228), (2, 322905114), (3, 215270076), (4, 161452557), (6, 107635038), (7, 92258604), (9, 71756692), (12, 53817519), (14, 46129302), (18, 35878346), (19, 33990012), (21, 30752868), (28, 23064651), (31, 20832588), (36, 17939173), (38, 16995006), (42, 15376434), (57, 11330004), (62, 10416294), (63, 10250956), (76, 8497503), (84, 7688217), (93, 6944196), (114, 5665002), (124, 5208147), (126, 5125478), (133, 4855716), (171, 3776668), (186, 3472098), (217, 2976084), (228, 2832501), (229, 2820132), (252, 2562739), (266, 2427858), (279, 2314732), (342, 1888334), (361, 1788948), (372, 1736049), (399, 1618572), (434, 1488042), (458, 1410066), (532, 1213929), (558, 1157366), (589, 1096452), (651, 992028), (684, 944167), (687, 940044), (722, 894474), (798, 809286), (868, 744021), (916, 705033), (1083, 596316), (1116, 578683), (1178, 548226), (1197, 539524), (1302, 496014), (1374, 470022), (1444, 447237), (1596, 404643), (1603, 402876), (1767, 365484), (1953, 330676), (2061, 313348), (2166, 298158), (2356, 274113), (2394, 269762), (2527, 255564), (2604, 248007), (2748, 235011), (3206, 201438), (3249, 198772), (3534, 182742), (3906, 165338), (4122, 156674), (4123, 156636), (4332, 149079), (4351, 148428), (4788, 134881), (4809, 134292), (5054, 127782), (5301, 121828), (6412, 100719), (6498, 99386), (7068, 91371), (7099, 90972), (7581, 85188), (7812, 82669), (8244, 78337), (8246, 78318), (8702, 74214), (9618, 67146), (10108, 63891), (10602, 60914), (11191, 57708), (12369, 52212), (12996, 49693), (13053, 49476), (14198, 45486), (14427, 44764), (15162, 42594), (16492, 39159), (17404, 37107), (19236, 33573), (21204, 30457), (21297, 30324), (22382, 28854), (22743, 28396), (24738, 26106)]