142639308

素因数分解:

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

素因数の和:129

約数の個数: 144

約数和(自身を含む): 448215040

約数和(自身を除く): 305575732

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, 252, 266, 279, 342, 372, 399, 434, 532, 558, 589, 651, 684, 798, 868, 961, 1116, 1178, 1197, 1302, 1596, 1767, 1922, 1953, 2356, 2394, 2604, 2883, 3534, 3844, 3906, 4123, 4788, 5301, 5766, 6727, 7068, 7812, 8246, 8649, 10602, 11532, 12369, 13454, 16492, 17298, 18259, 20181, 21204, 24738, 26908, 29791, 34596, 36518, 37107, 40362, 49476, 54777, 59582, 60543, 73036, 74214, 80724, 89373, 109554, 119164, 121086, 127813, 148428, 164331, 178746, 208537, 219108, 242172, 255626, 268119, 328662, 357492, 383439, 417074, 511252, 536238, 566029, 625611, 657324, 766878, 834148, 1072476, 1132058, 1150317, 1251222, 1533756, 1698087, 1876833, 2264116, 2300634, 2502444, 3396174, 3753666, 3962203, 4601268, 5094261, 6792348, 7507332, 7924406, 10188522, 11886609, 15848812, 20377044, 23773218, 35659827, 47546436, 71319654, 142639308]

約数ペア:

[(1, 142639308), (2, 71319654), (3, 47546436), (4, 35659827), (6, 23773218), (7, 20377044), (9, 15848812), (12, 11886609), (14, 10188522), (18, 7924406), (19, 7507332), (21, 6792348), (28, 5094261), (31, 4601268), (36, 3962203), (38, 3753666), (42, 3396174), (57, 2502444), (62, 2300634), (63, 2264116), (76, 1876833), (84, 1698087), (93, 1533756), (114, 1251222), (124, 1150317), (126, 1132058), (133, 1072476), (171, 834148), (186, 766878), (217, 657324), (228, 625611), (252, 566029), (266, 536238), (279, 511252), (342, 417074), (372, 383439), (399, 357492), (434, 328662), (532, 268119), (558, 255626), (589, 242172), (651, 219108), (684, 208537), (798, 178746), (868, 164331), (961, 148428), (1116, 127813), (1178, 121086), (1197, 119164), (1302, 109554), (1596, 89373), (1767, 80724), (1922, 74214), (1953, 73036), (2356, 60543), (2394, 59582), (2604, 54777), (2883, 49476), (3534, 40362), (3844, 37107), (3906, 36518), (4123, 34596), (4788, 29791), (5301, 26908), (5766, 24738), (6727, 21204), (7068, 20181), (7812, 18259), (8246, 17298), (8649, 16492), (10602, 13454), (11532, 12369)]