1631569140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{373}}^1\times {\mathrm{1279}}^1$

素因数の和:1686

約数の個数: 144

約数和(自身を含む): 5227622400

約数和(自身を除く): 3596053260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 373, 380, 570, 684, 746, 855, 1119, 1140, 1279, 1492, 1710, 1865, 2238, 2558, 3357, 3420, 3730, 3837, 4476, 5116, 5595, 6395, 6714, 7087, 7460, 7674, 11190, 11511, 12790, 13428, 14174, 15348, 16785, 19185, 21261, 22380, 23022, 24301, 25580, 28348, 33570, 35435, 38370, 42522, 46044, 48602, 57555, 63783, 67140, 70870, 72903, 76740, 85044, 97204, 106305, 115110, 121505, 127566, 141740, 145806, 212610, 218709, 230220, 243010, 255132, 291612, 318915, 364515, 425220, 437418, 477067, 486020, 637830, 729030, 874836, 954134, 1093545, 1275660, 1431201, 1458060, 1908268, 2187090, 2385335, 2862402, 4293603, 4374180, 4770670, 5724804, 7156005, 8587206, 9064273, 9541340, 14312010, 17174412, 18128546, 21468015, 27192819, 28624020, 36257092, 42936030, 45321365, 54385638, 81578457, 85872060, 90642730, 108771276, 135964095, 163156914, 181285460, 271928190, 326313828, 407892285, 543856380, 815784570, 1631569140]

約数ペア:

[(1, 1631569140), (2, 815784570), (3, 543856380), (4, 407892285), (5, 326313828), (6, 271928190), (9, 181285460), (10, 163156914), (12, 135964095), (15, 108771276), (18, 90642730), (19, 85872060), (20, 81578457), (30, 54385638), (36, 45321365), (38, 42936030), (45, 36257092), (57, 28624020), (60, 27192819), (76, 21468015), (90, 18128546), (95, 17174412), (114, 14312010), (171, 9541340), (180, 9064273), (190, 8587206), (228, 7156005), (285, 5724804), (342, 4770670), (373, 4374180), (380, 4293603), (570, 2862402), (684, 2385335), (746, 2187090), (855, 1908268), (1119, 1458060), (1140, 1431201), (1279, 1275660), (1492, 1093545), (1710, 954134), (1865, 874836), (2238, 729030), (2558, 637830), (3357, 486020), (3420, 477067), (3730, 437418), (3837, 425220), (4476, 364515), (5116, 318915), (5595, 291612), (6395, 255132), (6714, 243010), (7087, 230220), (7460, 218709), (7674, 212610), (11190, 145806), (11511, 141740), (12790, 127566), (13428, 121505), (14174, 115110), (15348, 106305), (16785, 97204), (19185, 85044), (21261, 76740), (22380, 72903), (23022, 70870), (24301, 67140), (25580, 63783), (28348, 57555), (33570, 48602), (35435, 46044), (38370, 42522)]