331250640

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{73}}^2$

素因数の和:206

約数の個数: 240

約数和(自身を含む): 1222028928

約数和(自身を除く): 890778288

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 37, 40, 42, 48, 56, 60, 70, 73, 74, 80, 84, 105, 111, 112, 120, 140, 146, 148, 168, 185, 210, 219, 222, 240, 259, 280, 292, 296, 336, 365, 370, 420, 438, 444, 511, 518, 555, 560, 584, 592, 730, 740, 777, 840, 876, 888, 1022, 1036, 1095, 1110, 1168, 1295, 1460, 1480, 1533, 1554, 1680, 1752, 1776, 2044, 2072, 2190, 2220, 2555, 2590, 2701, 2920, 2960, 3066, 3108, 3504, 3885, 4088, 4144, 4380, 4440, 5110, 5180, 5329, 5402, 5840, 6132, 6216, 7665, 7770, 8103, 8176, 8760, 8880, 10220, 10360, 10658, 10804, 12264, 12432, 13505, 15330, 15540, 15987, 16206, 17520, 18907, 20440, 20720, 21316, 21608, 24528, 26645, 27010, 30660, 31080, 31974, 32412, 37303, 37814, 40515, 40880, 42632, 43216, 53290, 54020, 56721, 61320, 62160, 63948, 64824, 74606, 75628, 79935, 81030, 85264, 94535, 106580, 108040, 111909, 113442, 122640, 127896, 129648, 149212, 151256, 159870, 162060, 186515, 189070, 197173, 213160, 216080, 223818, 226884, 255792, 283605, 298424, 302512, 319740, 324120, 373030, 378140, 394346, 426320, 447636, 453768, 559545, 567210, 591519, 596848, 639480, 648240, 746060, 756280, 788692, 895272, 907536, 985865, 1119090, 1134420, 1183038, 1278960, 1380211, 1492120, 1512560, 1577384, 1790544, 1971730, 2238180, 2268840, 2366076, 2760422, 2957595, 2984240, 3154768, 3943460, 4140633, 4476360, 4537680, 4732152, 5520844, 5915190, 6901055, 7886920, 8281266, 8952720, 9464304, 11041688, 11830380, 13802110, 15773840, 16562532, 20703165, 22083376, 23660760, 27604220, 33125064, 41406330, 47321520, 55208440, 66250128, 82812660, 110416880, 165625320, 331250640]

約数ペア:

[(1, 331250640), (2, 165625320), (3, 110416880), (4, 82812660), (5, 66250128), (6, 55208440), (7, 47321520), (8, 41406330), (10, 33125064), (12, 27604220), (14, 23660760), (15, 22083376), (16, 20703165), (20, 16562532), (21, 15773840), (24, 13802110), (28, 11830380), (30, 11041688), (35, 9464304), (37, 8952720), (40, 8281266), (42, 7886920), (48, 6901055), (56, 5915190), (60, 5520844), (70, 4732152), (73, 4537680), (74, 4476360), (80, 4140633), (84, 3943460), (105, 3154768), (111, 2984240), (112, 2957595), (120, 2760422), (140, 2366076), (146, 2268840), (148, 2238180), (168, 1971730), (185, 1790544), (210, 1577384), (219, 1512560), (222, 1492120), (240, 1380211), (259, 1278960), (280, 1183038), (292, 1134420), (296, 1119090), (336, 985865), (365, 907536), (370, 895272), (420, 788692), (438, 756280), (444, 746060), (511, 648240), (518, 639480), (555, 596848), (560, 591519), (584, 567210), (592, 559545), (730, 453768), (740, 447636), (777, 426320), (840, 394346), (876, 378140), (888, 373030), (1022, 324120), (1036, 319740), (1095, 302512), (1110, 298424), (1168, 283605), (1295, 255792), (1460, 226884), (1480, 223818), (1533, 216080), (1554, 213160), (1680, 197173), (1752, 189070), (1776, 186515), (2044, 162060), (2072, 159870), (2190, 151256), (2220, 149212), (2555, 129648), (2590, 127896), (2701, 122640), (2920, 113442), (2960, 111909), (3066, 108040), (3108, 106580), (3504, 94535), (3885, 85264), (4088, 81030), (4144, 79935), (4380, 75628), (4440, 74606), (5110, 64824), (5180, 63948), (5329, 62160), (5402, 61320), (5840, 56721), (6132, 54020), (6216, 53290), (7665, 43216), (7770, 42632), (8103, 40880), (8176, 40515), (8760, 37814), (8880, 37303), (10220, 32412), (10360, 31974), (10658, 31080), (10804, 30660), (12264, 27010), (12432, 26645), (13505, 24528), (15330, 21608), (15540, 21316), (15987, 20720), (16206, 20440), (17520, 18907)]