7447425720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{17839}}^1$

素因数の和:17938

約数の個数: 192

約数和(自身を含む): 26357529600

約数和(自身を除く): 18910103880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 71, 84, 98, 105, 120, 140, 142, 147, 168, 196, 210, 213, 245, 280, 284, 294, 355, 392, 420, 426, 490, 497, 568, 588, 710, 735, 840, 852, 980, 994, 1065, 1176, 1420, 1470, 1491, 1704, 1960, 1988, 2130, 2485, 2840, 2940, 2982, 3479, 3976, 4260, 4970, 5880, 5964, 6958, 7455, 8520, 9940, 10437, 11928, 13916, 14910, 17395, 17839, 19880, 20874, 27832, 29820, 34790, 35678, 41748, 52185, 53517, 59640, 69580, 71356, 83496, 89195, 104370, 107034, 124873, 139160, 142712, 178390, 208740, 214068, 249746, 267585, 356780, 374619, 417480, 428136, 499492, 535170, 624365, 713560, 749238, 874111, 998984, 1070340, 1248730, 1266569, 1498476, 1748222, 1873095, 2140680, 2497460, 2533138, 2622333, 2996952, 3496444, 3746190, 3799707, 4370555, 4994920, 5066276, 5244666, 6332845, 6992888, 7492380, 7599414, 8741110, 8865983, 10132552, 10489332, 12665690, 13111665, 14984760, 15198828, 17482220, 17731966, 18998535, 20978664, 25331380, 26223330, 26597949, 30397656, 34964440, 35463932, 37997070, 44329915, 50662760, 52446660, 53195898, 62061881, 70927864, 75994140, 88659830, 104893320, 106391796, 124123762, 132989745, 151988280, 177319660, 186185643, 212783592, 248247524, 265979490, 310309405, 354639320, 372371286, 496495048, 531958980, 620618810, 744742572, 930928215, 1063917960, 1241237620, 1489485144, 1861856430, 2482475240, 3723712860, 7447425720]

約数ペア:

[(1, 7447425720), (2, 3723712860), (3, 2482475240), (4, 1861856430), (5, 1489485144), (6, 1241237620), (7, 1063917960), (8, 930928215), (10, 744742572), (12, 620618810), (14, 531958980), (15, 496495048), (20, 372371286), (21, 354639320), (24, 310309405), (28, 265979490), (30, 248247524), (35, 212783592), (40, 186185643), (42, 177319660), (49, 151988280), (56, 132989745), (60, 124123762), (70, 106391796), (71, 104893320), (84, 88659830), (98, 75994140), (105, 70927864), (120, 62061881), (140, 53195898), (142, 52446660), (147, 50662760), (168, 44329915), (196, 37997070), (210, 35463932), (213, 34964440), (245, 30397656), (280, 26597949), (284, 26223330), (294, 25331380), (355, 20978664), (392, 18998535), (420, 17731966), (426, 17482220), (490, 15198828), (497, 14984760), (568, 13111665), (588, 12665690), (710, 10489332), (735, 10132552), (840, 8865983), (852, 8741110), (980, 7599414), (994, 7492380), (1065, 6992888), (1176, 6332845), (1420, 5244666), (1470, 5066276), (1491, 4994920), (1704, 4370555), (1960, 3799707), (1988, 3746190), (2130, 3496444), (2485, 2996952), (2840, 2622333), (2940, 2533138), (2982, 2497460), (3479, 2140680), (3976, 1873095), (4260, 1748222), (4970, 1498476), (5880, 1266569), (5964, 1248730), (6958, 1070340), (7455, 998984), (8520, 874111), (9940, 749238), (10437, 713560), (11928, 624365), (13916, 535170), (14910, 499492), (17395, 428136), (17839, 417480), (19880, 374619), (20874, 356780), (27832, 267585), (29820, 249746), (34790, 214068), (35678, 208740), (41748, 178390), (52185, 142712), (53517, 139160), (59640, 124873), (69580, 107034), (71356, 104370), (83496, 89195)]