19284720

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{883}}^1$

素因数の和:919

約数の個数: 160

約数和(自身を含む): 73661952

約数和(自身を除く): 54377232

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 48, 52, 56, 60, 65, 70, 78, 80, 84, 91, 104, 105, 112, 120, 130, 140, 156, 168, 182, 195, 208, 210, 240, 260, 273, 280, 312, 336, 364, 390, 420, 455, 520, 546, 560, 624, 728, 780, 840, 883, 910, 1040, 1092, 1365, 1456, 1560, 1680, 1766, 1820, 2184, 2649, 2730, 3120, 3532, 3640, 4368, 4415, 5298, 5460, 6181, 7064, 7280, 8830, 10596, 10920, 11479, 12362, 13245, 14128, 17660, 18543, 21192, 21840, 22958, 24724, 26490, 30905, 34437, 35320, 37086, 42384, 45916, 49448, 52980, 57395, 61810, 68874, 70640, 74172, 80353, 91832, 92715, 98896, 105960, 114790, 123620, 137748, 148344, 160706, 172185, 183664, 185430, 211920, 229580, 241059, 247240, 275496, 296688, 321412, 344370, 370860, 401765, 459160, 482118, 494480, 550992, 642824, 688740, 741720, 803530, 918320, 964236, 1205295, 1285648, 1377480, 1483440, 1607060, 1928472, 2410590, 2754960, 3214120, 3856944, 4821180, 6428240, 9642360, 19284720]

約数ペア:

[(1, 19284720), (2, 9642360), (3, 6428240), (4, 4821180), (5, 3856944), (6, 3214120), (7, 2754960), (8, 2410590), (10, 1928472), (12, 1607060), (13, 1483440), (14, 1377480), (15, 1285648), (16, 1205295), (20, 964236), (21, 918320), (24, 803530), (26, 741720), (28, 688740), (30, 642824), (35, 550992), (39, 494480), (40, 482118), (42, 459160), (48, 401765), (52, 370860), (56, 344370), (60, 321412), (65, 296688), (70, 275496), (78, 247240), (80, 241059), (84, 229580), (91, 211920), (104, 185430), (105, 183664), (112, 172185), (120, 160706), (130, 148344), (140, 137748), (156, 123620), (168, 114790), (182, 105960), (195, 98896), (208, 92715), (210, 91832), (240, 80353), (260, 74172), (273, 70640), (280, 68874), (312, 61810), (336, 57395), (364, 52980), (390, 49448), (420, 45916), (455, 42384), (520, 37086), (546, 35320), (560, 34437), (624, 30905), (728, 26490), (780, 24724), (840, 22958), (883, 21840), (910, 21192), (1040, 18543), (1092, 17660), (1365, 14128), (1456, 13245), (1560, 12362), (1680, 11479), (1766, 10920), (1820, 10596), (2184, 8830), (2649, 7280), (2730, 7064), (3120, 6181), (3532, 5460), (3640, 5298), (4368, 4415)]