172494540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1627}}^1$

素因数の和:1692

約数の個数: 144

約数和(自身を含む): 568888320

約数和(自身を除く): 396393780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 31, 36, 38, 45, 57, 60, 62, 76, 90, 93, 95, 114, 124, 155, 171, 180, 186, 190, 228, 279, 285, 310, 342, 372, 380, 465, 558, 570, 589, 620, 684, 855, 930, 1116, 1140, 1178, 1395, 1627, 1710, 1767, 1860, 2356, 2790, 2945, 3254, 3420, 3534, 4881, 5301, 5580, 5890, 6508, 7068, 8135, 8835, 9762, 10602, 11780, 14643, 16270, 17670, 19524, 21204, 24405, 26505, 29286, 30913, 32540, 35340, 48810, 50437, 53010, 58572, 61826, 73215, 92739, 97620, 100874, 106020, 123652, 146430, 151311, 154565, 185478, 201748, 252185, 278217, 292860, 302622, 309130, 370956, 453933, 463695, 504370, 556434, 605244, 618260, 756555, 907866, 927390, 958303, 1008740, 1112868, 1391085, 1513110, 1815732, 1854780, 1916606, 2269665, 2782170, 2874909, 3026220, 3833212, 4539330, 4791515, 5564340, 5749818, 8624727, 9078660, 9583030, 11499636, 14374545, 17249454, 19166060, 28749090, 34498908, 43123635, 57498180, 86247270, 172494540]

約数ペア:

[(1, 172494540), (2, 86247270), (3, 57498180), (4, 43123635), (5, 34498908), (6, 28749090), (9, 19166060), (10, 17249454), (12, 14374545), (15, 11499636), (18, 9583030), (19, 9078660), (20, 8624727), (30, 5749818), (31, 5564340), (36, 4791515), (38, 4539330), (45, 3833212), (57, 3026220), (60, 2874909), (62, 2782170), (76, 2269665), (90, 1916606), (93, 1854780), (95, 1815732), (114, 1513110), (124, 1391085), (155, 1112868), (171, 1008740), (180, 958303), (186, 927390), (190, 907866), (228, 756555), (279, 618260), (285, 605244), (310, 556434), (342, 504370), (372, 463695), (380, 453933), (465, 370956), (558, 309130), (570, 302622), (589, 292860), (620, 278217), (684, 252185), (855, 201748), (930, 185478), (1116, 154565), (1140, 151311), (1178, 146430), (1395, 123652), (1627, 106020), (1710, 100874), (1767, 97620), (1860, 92739), (2356, 73215), (2790, 61826), (2945, 58572), (3254, 53010), (3420, 50437), (3534, 48810), (4881, 35340), (5301, 32540), (5580, 30913), (5890, 29286), (6508, 26505), (7068, 24405), (8135, 21204), (8835, 19524), (9762, 17670), (10602, 16270), (11780, 14643)]