155171800

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:186

約数の個数: 192

約数和(自身を含む): 442828800

約数和(自身を除く): 287657000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 25, 28, 35, 40, 46, 50, 56, 61, 70, 79, 92, 100, 115, 122, 140, 158, 161, 175, 184, 200, 230, 244, 280, 305, 316, 322, 350, 395, 427, 460, 488, 553, 575, 610, 632, 644, 700, 790, 805, 854, 920, 1106, 1150, 1220, 1288, 1400, 1403, 1525, 1580, 1610, 1708, 1817, 1975, 2135, 2212, 2300, 2440, 2765, 2806, 3050, 3160, 3220, 3416, 3634, 3950, 4025, 4270, 4424, 4600, 4819, 5530, 5612, 6100, 6440, 7015, 7268, 7900, 8050, 8540, 9085, 9638, 9821, 10675, 11060, 11224, 12200, 12719, 13825, 14030, 14536, 15800, 16100, 17080, 18170, 19276, 19642, 21350, 22120, 24095, 25438, 27650, 28060, 32200, 33733, 35075, 36340, 38552, 39284, 42700, 45425, 48190, 49105, 50876, 55300, 56120, 63595, 67466, 70150, 72680, 78568, 85400, 90850, 96380, 98210, 101752, 110600, 110837, 120475, 127190, 134932, 140300, 168665, 181700, 192760, 196420, 221674, 240950, 245525, 254380, 269864, 280600, 317975, 337330, 363400, 392840, 443348, 481900, 491050, 508760, 554185, 635950, 674660, 775859, 843325, 886696, 963800, 982100, 1108370, 1271900, 1349320, 1551718, 1686650, 1964200, 2216740, 2543800, 2770925, 3103436, 3373300, 3879295, 4433480, 5541850, 6206872, 6746600, 7758590, 11083700, 15517180, 19396475, 22167400, 31034360, 38792950, 77585900, 155171800]

約数ペア:

[(1, 155171800), (2, 77585900), (4, 38792950), (5, 31034360), (7, 22167400), (8, 19396475), (10, 15517180), (14, 11083700), (20, 7758590), (23, 6746600), (25, 6206872), (28, 5541850), (35, 4433480), (40, 3879295), (46, 3373300), (50, 3103436), (56, 2770925), (61, 2543800), (70, 2216740), (79, 1964200), (92, 1686650), (100, 1551718), (115, 1349320), (122, 1271900), (140, 1108370), (158, 982100), (161, 963800), (175, 886696), (184, 843325), (200, 775859), (230, 674660), (244, 635950), (280, 554185), (305, 508760), (316, 491050), (322, 481900), (350, 443348), (395, 392840), (427, 363400), (460, 337330), (488, 317975), (553, 280600), (575, 269864), (610, 254380), (632, 245525), (644, 240950), (700, 221674), (790, 196420), (805, 192760), (854, 181700), (920, 168665), (1106, 140300), (1150, 134932), (1220, 127190), (1288, 120475), (1400, 110837), (1403, 110600), (1525, 101752), (1580, 98210), (1610, 96380), (1708, 90850), (1817, 85400), (1975, 78568), (2135, 72680), (2212, 70150), (2300, 67466), (2440, 63595), (2765, 56120), (2806, 55300), (3050, 50876), (3160, 49105), (3220, 48190), (3416, 45425), (3634, 42700), (3950, 39284), (4025, 38552), (4270, 36340), (4424, 35075), (4600, 33733), (4819, 32200), (5530, 28060), (5612, 27650), (6100, 25438), (6440, 24095), (7015, 22120), (7268, 21350), (7900, 19642), (8050, 19276), (8540, 18170), (9085, 17080), (9638, 16100), (9821, 15800), (10675, 14536), (11060, 14030), (11224, 13825), (12200, 12719)]