181859440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1$

素因数の和:255

約数の個数: 160

約数和(自身を含む): 507538944

約数和(自身を除く): 325679504

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 37, 40, 56, 67, 70, 74, 80, 112, 131, 134, 140, 148, 185, 259, 262, 268, 280, 296, 335, 370, 469, 518, 524, 536, 560, 592, 655, 670, 740, 917, 938, 1036, 1048, 1072, 1295, 1310, 1340, 1480, 1834, 1876, 2072, 2096, 2345, 2479, 2590, 2620, 2680, 2960, 3668, 3752, 4144, 4585, 4690, 4847, 4958, 5180, 5240, 5360, 7336, 7504, 8777, 9170, 9380, 9694, 9916, 10360, 10480, 12395, 14672, 17353, 17554, 18340, 18760, 19388, 19832, 20720, 24235, 24790, 33929, 34706, 35108, 36680, 37520, 38776, 39664, 43885, 48470, 49580, 61439, 67858, 69412, 70216, 73360, 77552, 86765, 87770, 96940, 99160, 122878, 135716, 138824, 140432, 169645, 173530, 175540, 193880, 198320, 245756, 271432, 277648, 307195, 324749, 339290, 347060, 351080, 387760, 491512, 542864, 614390, 649498, 678580, 694120, 702160, 983024, 1228780, 1298996, 1357160, 1388240, 1623745, 2273243, 2457560, 2597992, 2714320, 3247490, 4546486, 4915120, 5195984, 6494980, 9092972, 11366215, 12989960, 18185944, 22732430, 25979920, 36371888, 45464860, 90929720, 181859440]

約数ペア:

[(1, 181859440), (2, 90929720), (4, 45464860), (5, 36371888), (7, 25979920), (8, 22732430), (10, 18185944), (14, 12989960), (16, 11366215), (20, 9092972), (28, 6494980), (35, 5195984), (37, 4915120), (40, 4546486), (56, 3247490), (67, 2714320), (70, 2597992), (74, 2457560), (80, 2273243), (112, 1623745), (131, 1388240), (134, 1357160), (140, 1298996), (148, 1228780), (185, 983024), (259, 702160), (262, 694120), (268, 678580), (280, 649498), (296, 614390), (335, 542864), (370, 491512), (469, 387760), (518, 351080), (524, 347060), (536, 339290), (560, 324749), (592, 307195), (655, 277648), (670, 271432), (740, 245756), (917, 198320), (938, 193880), (1036, 175540), (1048, 173530), (1072, 169645), (1295, 140432), (1310, 138824), (1340, 135716), (1480, 122878), (1834, 99160), (1876, 96940), (2072, 87770), (2096, 86765), (2345, 77552), (2479, 73360), (2590, 70216), (2620, 69412), (2680, 67858), (2960, 61439), (3668, 49580), (3752, 48470), (4144, 43885), (4585, 39664), (4690, 38776), (4847, 37520), (4958, 36680), (5180, 35108), (5240, 34706), (5360, 33929), (7336, 24790), (7504, 24235), (8777, 20720), (9170, 19832), (9380, 19388), (9694, 18760), (9916, 18340), (10360, 17554), (10480, 17353), (12395, 14672)]