156189320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{307}}^1$

素因数の和:427

約数の個数: 128

約数和(自身を含む): 425779200

約数和(自身を除く): 269589880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 79, 92, 115, 140, 158, 161, 184, 230, 280, 307, 316, 322, 395, 460, 553, 614, 632, 644, 790, 805, 920, 1106, 1228, 1288, 1535, 1580, 1610, 1817, 2149, 2212, 2456, 2765, 3070, 3160, 3220, 3634, 4298, 4424, 5530, 6140, 6440, 7061, 7268, 8596, 9085, 10745, 11060, 12280, 12719, 14122, 14536, 17192, 18170, 21490, 22120, 24253, 25438, 28244, 35305, 36340, 42980, 48506, 49427, 50876, 56488, 63595, 70610, 72680, 85960, 97012, 98854, 101752, 121265, 127190, 141220, 169771, 194024, 197708, 242530, 247135, 254380, 282440, 339542, 395416, 485060, 494270, 508760, 557819, 679084, 848855, 970120, 988540, 1115638, 1358168, 1697710, 1977080, 2231276, 2789095, 3395420, 3904733, 4462552, 5578190, 6790840, 7809466, 11156380, 15618932, 19523665, 22312760, 31237864, 39047330, 78094660, 156189320]

約数ペア:

[(1, 156189320), (2, 78094660), (4, 39047330), (5, 31237864), (7, 22312760), (8, 19523665), (10, 15618932), (14, 11156380), (20, 7809466), (23, 6790840), (28, 5578190), (35, 4462552), (40, 3904733), (46, 3395420), (56, 2789095), (70, 2231276), (79, 1977080), (92, 1697710), (115, 1358168), (140, 1115638), (158, 988540), (161, 970120), (184, 848855), (230, 679084), (280, 557819), (307, 508760), (316, 494270), (322, 485060), (395, 395416), (460, 339542), (553, 282440), (614, 254380), (632, 247135), (644, 242530), (790, 197708), (805, 194024), (920, 169771), (1106, 141220), (1228, 127190), (1288, 121265), (1535, 101752), (1580, 98854), (1610, 97012), (1817, 85960), (2149, 72680), (2212, 70610), (2456, 63595), (2765, 56488), (3070, 50876), (3160, 49427), (3220, 48506), (3634, 42980), (4298, 36340), (4424, 35305), (5530, 28244), (6140, 25438), (6440, 24253), (7061, 22120), (7268, 21490), (8596, 18170), (9085, 17192), (10745, 14536), (11060, 14122), (12280, 12719)]