38767820

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{179}}^1$

素因数の和:232

約数の個数: 144

約数和(自身を含む): 108591840

約数和(自身を除く): 69824020

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 17, 20, 26, 28, 34, 35, 49, 52, 65, 68, 70, 85, 91, 98, 119, 130, 140, 170, 179, 182, 196, 221, 238, 245, 260, 340, 358, 364, 442, 455, 476, 490, 595, 637, 716, 833, 884, 895, 910, 980, 1105, 1190, 1253, 1274, 1547, 1666, 1790, 1820, 2210, 2327, 2380, 2506, 2548, 3043, 3094, 3185, 3332, 3580, 4165, 4420, 4654, 5012, 6086, 6188, 6265, 6370, 7735, 8330, 8771, 9308, 10829, 11635, 12172, 12530, 12740, 15215, 15470, 16289, 16660, 17542, 21301, 21658, 23270, 25060, 30430, 30940, 32578, 35084, 39559, 42602, 43316, 43855, 46540, 54145, 60860, 65156, 79118, 81445, 85204, 87710, 106505, 108290, 114023, 149107, 158236, 162890, 175420, 197795, 213010, 216580, 228046, 276913, 298214, 325780, 395590, 426020, 456092, 553826, 570115, 596428, 745535, 791180, 1107652, 1140230, 1384565, 1491070, 1938391, 2280460, 2769130, 2982140, 3876782, 5538260, 7753564, 9691955, 19383910, 38767820]

約数ペア:

[(1, 38767820), (2, 19383910), (4, 9691955), (5, 7753564), (7, 5538260), (10, 3876782), (13, 2982140), (14, 2769130), (17, 2280460), (20, 1938391), (26, 1491070), (28, 1384565), (34, 1140230), (35, 1107652), (49, 791180), (52, 745535), (65, 596428), (68, 570115), (70, 553826), (85, 456092), (91, 426020), (98, 395590), (119, 325780), (130, 298214), (140, 276913), (170, 228046), (179, 216580), (182, 213010), (196, 197795), (221, 175420), (238, 162890), (245, 158236), (260, 149107), (340, 114023), (358, 108290), (364, 106505), (442, 87710), (455, 85204), (476, 81445), (490, 79118), (595, 65156), (637, 60860), (716, 54145), (833, 46540), (884, 43855), (895, 43316), (910, 42602), (980, 39559), (1105, 35084), (1190, 32578), (1253, 30940), (1274, 30430), (1547, 25060), (1666, 23270), (1790, 21658), (1820, 21301), (2210, 17542), (2327, 16660), (2380, 16289), (2506, 15470), (2548, 15215), (3043, 12740), (3094, 12530), (3185, 12172), (3332, 11635), (3580, 10829), (4165, 9308), (4420, 8771), (4654, 8330), (5012, 7735), (6086, 6370), (6188, 6265)]