155147440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{379}}^1$

素因数の和:459

約数の個数: 160

約数和(自身を含む): 447828480

約数和(自身を除く): 292681040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 43, 56, 68, 70, 80, 85, 86, 112, 119, 136, 140, 170, 172, 215, 238, 272, 280, 301, 340, 344, 379, 430, 476, 560, 595, 602, 680, 688, 731, 758, 860, 952, 1190, 1204, 1360, 1462, 1505, 1516, 1720, 1895, 1904, 2380, 2408, 2653, 2924, 3010, 3032, 3440, 3655, 3790, 4760, 4816, 5117, 5306, 5848, 6020, 6064, 6443, 7310, 7580, 9520, 10234, 10612, 11696, 12040, 12886, 13265, 14620, 15160, 16297, 20468, 21224, 24080, 25585, 25772, 26530, 29240, 30320, 32215, 32594, 40936, 42448, 45101, 51170, 51544, 53060, 58480, 64430, 65188, 81485, 81872, 90202, 102340, 103088, 106120, 114079, 128860, 130376, 162970, 180404, 204680, 212240, 225505, 228158, 257720, 260752, 277049, 325940, 360808, 409360, 451010, 456316, 515440, 554098, 570395, 651880, 721616, 902020, 912632, 1108196, 1140790, 1303760, 1385245, 1804040, 1825264, 1939343, 2216392, 2281580, 2770490, 3608080, 3878686, 4432784, 4563160, 5540980, 7757372, 9126320, 9696715, 11081960, 15514744, 19393430, 22163920, 31029488, 38786860, 77573720, 155147440]

約数ペア:

[(1, 155147440), (2, 77573720), (4, 38786860), (5, 31029488), (7, 22163920), (8, 19393430), (10, 15514744), (14, 11081960), (16, 9696715), (17, 9126320), (20, 7757372), (28, 5540980), (34, 4563160), (35, 4432784), (40, 3878686), (43, 3608080), (56, 2770490), (68, 2281580), (70, 2216392), (80, 1939343), (85, 1825264), (86, 1804040), (112, 1385245), (119, 1303760), (136, 1140790), (140, 1108196), (170, 912632), (172, 902020), (215, 721616), (238, 651880), (272, 570395), (280, 554098), (301, 515440), (340, 456316), (344, 451010), (379, 409360), (430, 360808), (476, 325940), (560, 277049), (595, 260752), (602, 257720), (680, 228158), (688, 225505), (731, 212240), (758, 204680), (860, 180404), (952, 162970), (1190, 130376), (1204, 128860), (1360, 114079), (1462, 106120), (1505, 103088), (1516, 102340), (1720, 90202), (1895, 81872), (1904, 81485), (2380, 65188), (2408, 64430), (2653, 58480), (2924, 53060), (3010, 51544), (3032, 51170), (3440, 45101), (3655, 42448), (3790, 40936), (4760, 32594), (4816, 32215), (5117, 30320), (5306, 29240), (5848, 26530), (6020, 25772), (6064, 25585), (6443, 24080), (7310, 21224), (7580, 20468), (9520, 16297), (10234, 15160), (10612, 14620), (11696, 13265), (12040, 12886)]