153645520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{151}}^1$

素因数の和:273

約数の個数: 160

約数和(自身を含む): 434257920

約数和(自身を除く): 280612400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 79, 80, 92, 112, 115, 140, 151, 158, 161, 184, 230, 280, 302, 316, 322, 368, 395, 460, 553, 560, 604, 632, 644, 755, 790, 805, 920, 1057, 1106, 1208, 1264, 1288, 1510, 1580, 1610, 1817, 1840, 2114, 2212, 2416, 2576, 2765, 3020, 3160, 3220, 3473, 3634, 4228, 4424, 5285, 5530, 6040, 6320, 6440, 6946, 7268, 8456, 8848, 9085, 10570, 11060, 11929, 12080, 12719, 12880, 13892, 14536, 16912, 17365, 18170, 21140, 22120, 23858, 24311, 25438, 27784, 29072, 34730, 36340, 42280, 44240, 47716, 48622, 50876, 55568, 59645, 63595, 69460, 72680, 83503, 84560, 95432, 97244, 101752, 119290, 121555, 127190, 138920, 145360, 167006, 190864, 194488, 203504, 238580, 243110, 254380, 274367, 277840, 334012, 388976, 417515, 477160, 486220, 508760, 548734, 668024, 835030, 954320, 972440, 1017520, 1097468, 1336048, 1371835, 1670060, 1920569, 1944880, 2194936, 2743670, 3340120, 3841138, 4389872, 5487340, 6680240, 7682276, 9602845, 10974680, 15364552, 19205690, 21949360, 30729104, 38411380, 76822760, 153645520]

約数ペア:

[(1, 153645520), (2, 76822760), (4, 38411380), (5, 30729104), (7, 21949360), (8, 19205690), (10, 15364552), (14, 10974680), (16, 9602845), (20, 7682276), (23, 6680240), (28, 5487340), (35, 4389872), (40, 3841138), (46, 3340120), (56, 2743670), (70, 2194936), (79, 1944880), (80, 1920569), (92, 1670060), (112, 1371835), (115, 1336048), (140, 1097468), (151, 1017520), (158, 972440), (161, 954320), (184, 835030), (230, 668024), (280, 548734), (302, 508760), (316, 486220), (322, 477160), (368, 417515), (395, 388976), (460, 334012), (553, 277840), (560, 274367), (604, 254380), (632, 243110), (644, 238580), (755, 203504), (790, 194488), (805, 190864), (920, 167006), (1057, 145360), (1106, 138920), (1208, 127190), (1264, 121555), (1288, 119290), (1510, 101752), (1580, 97244), (1610, 95432), (1817, 84560), (1840, 83503), (2114, 72680), (2212, 69460), (2416, 63595), (2576, 59645), (2765, 55568), (3020, 50876), (3160, 48622), (3220, 47716), (3473, 44240), (3634, 42280), (4228, 36340), (4424, 34730), (5285, 29072), (5530, 27784), (6040, 25438), (6320, 24311), (6440, 23858), (6946, 22120), (7268, 21140), (8456, 18170), (8848, 17365), (9085, 16912), (10570, 14536), (11060, 13892), (11929, 12880), (12080, 12719)]