16657680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{281}}^1$

素因数の和:329

約数の個数: 160

約数和(自身を含む): 58746240

約数和(自身を除く): 42088560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 19, 20, 24, 26, 30, 38, 39, 40, 48, 52, 57, 60, 65, 76, 78, 80, 95, 104, 114, 120, 130, 152, 156, 190, 195, 208, 228, 240, 247, 260, 281, 285, 304, 312, 380, 390, 456, 494, 520, 562, 570, 624, 741, 760, 780, 843, 912, 988, 1040, 1124, 1140, 1235, 1405, 1482, 1520, 1560, 1686, 1976, 2248, 2280, 2470, 2810, 2964, 3120, 3372, 3653, 3705, 3952, 4215, 4496, 4560, 4940, 5339, 5620, 5928, 6744, 7306, 7410, 8430, 9880, 10678, 10959, 11240, 11856, 13488, 14612, 14820, 16017, 16860, 18265, 19760, 21356, 21918, 22480, 26695, 29224, 29640, 32034, 33720, 36530, 42712, 43836, 53390, 54795, 58448, 59280, 64068, 67440, 69407, 73060, 80085, 85424, 87672, 106780, 109590, 128136, 138814, 146120, 160170, 175344, 208221, 213560, 219180, 256272, 277628, 292240, 320340, 347035, 416442, 427120, 438360, 555256, 640680, 694070, 832884, 876720, 1041105, 1110512, 1281360, 1388140, 1665768, 2082210, 2776280, 3331536, 4164420, 5552560, 8328840, 16657680]

約数ペア:

[(1, 16657680), (2, 8328840), (3, 5552560), (4, 4164420), (5, 3331536), (6, 2776280), (8, 2082210), (10, 1665768), (12, 1388140), (13, 1281360), (15, 1110512), (16, 1041105), (19, 876720), (20, 832884), (24, 694070), (26, 640680), (30, 555256), (38, 438360), (39, 427120), (40, 416442), (48, 347035), (52, 320340), (57, 292240), (60, 277628), (65, 256272), (76, 219180), (78, 213560), (80, 208221), (95, 175344), (104, 160170), (114, 146120), (120, 138814), (130, 128136), (152, 109590), (156, 106780), (190, 87672), (195, 85424), (208, 80085), (228, 73060), (240, 69407), (247, 67440), (260, 64068), (281, 59280), (285, 58448), (304, 54795), (312, 53390), (380, 43836), (390, 42712), (456, 36530), (494, 33720), (520, 32034), (562, 29640), (570, 29224), (624, 26695), (741, 22480), (760, 21918), (780, 21356), (843, 19760), (912, 18265), (988, 16860), (1040, 16017), (1124, 14820), (1140, 14612), (1235, 13488), (1405, 11856), (1482, 11240), (1520, 10959), (1560, 10678), (1686, 9880), (1976, 8430), (2248, 7410), (2280, 7306), (2470, 6744), (2810, 5928), (2964, 5620), (3120, 5339), (3372, 4940), (3653, 4560), (3705, 4496), (3952, 4215)]