172588140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{229}}^1$

素因数の和:376

約数の個数: 144

約数和(自身を含む): 542505600

約数和(自身を除く): 369917460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 53, 60, 79, 90, 106, 158, 159, 180, 212, 229, 237, 265, 316, 318, 395, 458, 474, 477, 530, 636, 687, 711, 790, 795, 916, 948, 954, 1060, 1145, 1185, 1374, 1422, 1580, 1590, 1908, 2061, 2290, 2370, 2385, 2748, 2844, 3180, 3435, 3555, 4122, 4187, 4580, 4740, 4770, 6870, 7110, 8244, 8374, 9540, 10305, 12137, 12561, 13740, 14220, 16748, 18091, 20610, 20935, 24274, 25122, 36182, 36411, 37683, 41220, 41870, 48548, 50244, 54273, 60685, 62805, 72364, 72822, 75366, 83740, 90455, 108546, 109233, 121370, 125610, 145644, 150732, 162819, 180910, 182055, 188415, 217092, 218466, 242740, 251220, 271365, 325638, 361820, 364110, 376830, 436932, 542730, 546165, 651276, 728220, 753660, 814095, 958823, 1085460, 1092330, 1628190, 1917646, 2184660, 2876469, 3256380, 3835292, 4794115, 5752938, 8629407, 9588230, 11505876, 14382345, 17258814, 19176460, 28764690, 34517628, 43147035, 57529380, 86294070, 172588140]

約数ペア:

[(1, 172588140), (2, 86294070), (3, 57529380), (4, 43147035), (5, 34517628), (6, 28764690), (9, 19176460), (10, 17258814), (12, 14382345), (15, 11505876), (18, 9588230), (20, 8629407), (30, 5752938), (36, 4794115), (45, 3835292), (53, 3256380), (60, 2876469), (79, 2184660), (90, 1917646), (106, 1628190), (158, 1092330), (159, 1085460), (180, 958823), (212, 814095), (229, 753660), (237, 728220), (265, 651276), (316, 546165), (318, 542730), (395, 436932), (458, 376830), (474, 364110), (477, 361820), (530, 325638), (636, 271365), (687, 251220), (711, 242740), (790, 218466), (795, 217092), (916, 188415), (948, 182055), (954, 180910), (1060, 162819), (1145, 150732), (1185, 145644), (1374, 125610), (1422, 121370), (1580, 109233), (1590, 108546), (1908, 90455), (2061, 83740), (2290, 75366), (2370, 72822), (2385, 72364), (2748, 62805), (2844, 60685), (3180, 54273), (3435, 50244), (3555, 48548), (4122, 41870), (4187, 41220), (4580, 37683), (4740, 36411), (4770, 36182), (6870, 25122), (7110, 24274), (8244, 20935), (8374, 20610), (9540, 18091), (10305, 16748), (12137, 14220), (12561, 13740)]