42378588

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{167}}^1$

素因数の和:256

約数の個数: 144

約数和(自身を含む): 132088320

約数和(自身を除く): 89709732

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 36, 38, 42, 53, 57, 63, 76, 84, 106, 114, 126, 133, 159, 167, 171, 212, 228, 252, 266, 318, 334, 342, 371, 399, 477, 501, 532, 636, 668, 684, 742, 798, 954, 1002, 1007, 1113, 1169, 1197, 1484, 1503, 1596, 1908, 2004, 2014, 2226, 2338, 2394, 3006, 3021, 3173, 3339, 3507, 4028, 4452, 4676, 4788, 6012, 6042, 6346, 6678, 7014, 7049, 8851, 9063, 9519, 10521, 12084, 12692, 13356, 14028, 14098, 17702, 18126, 19038, 21042, 21147, 22211, 26553, 28196, 28557, 35404, 36252, 38076, 42084, 42294, 44422, 53106, 57114, 61957, 63441, 66633, 79659, 84588, 88844, 106212, 114228, 123914, 126882, 133266, 159318, 168169, 185871, 199899, 247828, 253764, 266532, 318636, 336338, 371742, 399798, 504507, 557613, 672676, 743484, 799596, 1009014, 1115226, 1177183, 1513521, 2018028, 2230452, 2354366, 3027042, 3531549, 4708732, 6054084, 7063098, 10594647, 14126196, 21189294, 42378588]

約数ペア:

[(1, 42378588), (2, 21189294), (3, 14126196), (4, 10594647), (6, 7063098), (7, 6054084), (9, 4708732), (12, 3531549), (14, 3027042), (18, 2354366), (19, 2230452), (21, 2018028), (28, 1513521), (36, 1177183), (38, 1115226), (42, 1009014), (53, 799596), (57, 743484), (63, 672676), (76, 557613), (84, 504507), (106, 399798), (114, 371742), (126, 336338), (133, 318636), (159, 266532), (167, 253764), (171, 247828), (212, 199899), (228, 185871), (252, 168169), (266, 159318), (318, 133266), (334, 126882), (342, 123914), (371, 114228), (399, 106212), (477, 88844), (501, 84588), (532, 79659), (636, 66633), (668, 63441), (684, 61957), (742, 57114), (798, 53106), (954, 44422), (1002, 42294), (1007, 42084), (1113, 38076), (1169, 36252), (1197, 35404), (1484, 28557), (1503, 28196), (1596, 26553), (1908, 22211), (2004, 21147), (2014, 21042), (2226, 19038), (2338, 18126), (2394, 17702), (3006, 14098), (3021, 14028), (3173, 13356), (3339, 12692), (3507, 12084), (4028, 10521), (4452, 9519), (4676, 9063), (4788, 8851), (6012, 7049), (6042, 7014), (6346, 6678)]