161790240

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1$

素因数の和:263

約数の個数: 192

約数和(自身を含む): 536481792

約数和(自身を除く): 374691552

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 80, 83, 93, 96, 120, 124, 131, 155, 160, 166, 186, 240, 248, 249, 262, 310, 332, 372, 393, 415, 465, 480, 496, 498, 524, 620, 655, 664, 744, 786, 830, 930, 992, 996, 1048, 1240, 1245, 1310, 1328, 1488, 1572, 1660, 1860, 1965, 1992, 2096, 2480, 2490, 2573, 2620, 2656, 2976, 3144, 3320, 3720, 3930, 3984, 4061, 4192, 4960, 4980, 5146, 5240, 6288, 6640, 7440, 7719, 7860, 7968, 8122, 9960, 10292, 10480, 10873, 12183, 12576, 12865, 13280, 14880, 15438, 15720, 16244, 19920, 20305, 20584, 20960, 21746, 24366, 25730, 30876, 31440, 32488, 32619, 38595, 39840, 40610, 41168, 43492, 48732, 51460, 54365, 60915, 61752, 62880, 64976, 65238, 77190, 81220, 82336, 86984, 97464, 102920, 108730, 121830, 123504, 129952, 130476, 154380, 162440, 163095, 173968, 194928, 205840, 217460, 243660, 247008, 260952, 308760, 324880, 326190, 337063, 347936, 389856, 411680, 434920, 487320, 521904, 617520, 649760, 652380, 674126, 869840, 974640, 1011189, 1043808, 1235040, 1304760, 1348252, 1685315, 1739680, 1949280, 2022378, 2609520, 2696504, 3370630, 4044756, 5055945, 5219040, 5393008, 6741260, 8089512, 10111890, 10786016, 13482520, 16179024, 20223780, 26965040, 32358048, 40447560, 53930080, 80895120, 161790240]

約数ペア:

[(1, 161790240), (2, 80895120), (3, 53930080), (4, 40447560), (5, 32358048), (6, 26965040), (8, 20223780), (10, 16179024), (12, 13482520), (15, 10786016), (16, 10111890), (20, 8089512), (24, 6741260), (30, 5393008), (31, 5219040), (32, 5055945), (40, 4044756), (48, 3370630), (60, 2696504), (62, 2609520), (80, 2022378), (83, 1949280), (93, 1739680), (96, 1685315), (120, 1348252), (124, 1304760), (131, 1235040), (155, 1043808), (160, 1011189), (166, 974640), (186, 869840), (240, 674126), (248, 652380), (249, 649760), (262, 617520), (310, 521904), (332, 487320), (372, 434920), (393, 411680), (415, 389856), (465, 347936), (480, 337063), (496, 326190), (498, 324880), (524, 308760), (620, 260952), (655, 247008), (664, 243660), (744, 217460), (786, 205840), (830, 194928), (930, 173968), (992, 163095), (996, 162440), (1048, 154380), (1240, 130476), (1245, 129952), (1310, 123504), (1328, 121830), (1488, 108730), (1572, 102920), (1660, 97464), (1860, 86984), (1965, 82336), (1992, 81220), (2096, 77190), (2480, 65238), (2490, 64976), (2573, 62880), (2620, 61752), (2656, 60915), (2976, 54365), (3144, 51460), (3320, 48732), (3720, 43492), (3930, 41168), (3984, 40610), (4061, 39840), (4192, 38595), (4960, 32619), (4980, 32488), (5146, 31440), (5240, 30876), (6288, 25730), (6640, 24366), (7440, 21746), (7719, 20960), (7860, 20584), (7968, 20305), (8122, 19920), (9960, 16244), (10292, 15720), (10480, 15438), (10873, 14880), (12183, 13280), (12576, 12865)]