628304880

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{6131}}^1$

素因数の和:6215

約数の個数: 160

約数和(自身を含む): 2262855168

約数和(自身を除く): 1634550288

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 61, 70, 80, 84, 105, 112, 120, 122, 140, 168, 183, 210, 240, 244, 280, 305, 336, 366, 420, 427, 488, 560, 610, 732, 840, 854, 915, 976, 1220, 1281, 1464, 1680, 1708, 1830, 2135, 2440, 2562, 2928, 3416, 3660, 4270, 4880, 5124, 6131, 6405, 6832, 7320, 8540, 10248, 12262, 12810, 14640, 17080, 18393, 20496, 24524, 25620, 30655, 34160, 36786, 42917, 49048, 51240, 61310, 73572, 85834, 91965, 98096, 102480, 122620, 128751, 147144, 171668, 183930, 214585, 245240, 257502, 294288, 343336, 367860, 373991, 429170, 490480, 515004, 643755, 686672, 735720, 747982, 858340, 1030008, 1121973, 1287510, 1471440, 1495964, 1716680, 1869955, 2060016, 2243946, 2575020, 2617937, 2991928, 3433360, 3739910, 4487892, 5150040, 5235874, 5609865, 5983856, 7479820, 7853811, 8975784, 10300080, 10471748, 11219730, 13089685, 14959640, 15707622, 17951568, 20943496, 22439460, 26179370, 29919280, 31415244, 39269055, 41886992, 44878920, 52358740, 62830488, 78538110, 89757840, 104717480, 125660976, 157076220, 209434960, 314152440, 628304880]

約数ペア:

[(1, 628304880), (2, 314152440), (3, 209434960), (4, 157076220), (5, 125660976), (6, 104717480), (7, 89757840), (8, 78538110), (10, 62830488), (12, 52358740), (14, 44878920), (15, 41886992), (16, 39269055), (20, 31415244), (21, 29919280), (24, 26179370), (28, 22439460), (30, 20943496), (35, 17951568), (40, 15707622), (42, 14959640), (48, 13089685), (56, 11219730), (60, 10471748), (61, 10300080), (70, 8975784), (80, 7853811), (84, 7479820), (105, 5983856), (112, 5609865), (120, 5235874), (122, 5150040), (140, 4487892), (168, 3739910), (183, 3433360), (210, 2991928), (240, 2617937), (244, 2575020), (280, 2243946), (305, 2060016), (336, 1869955), (366, 1716680), (420, 1495964), (427, 1471440), (488, 1287510), (560, 1121973), (610, 1030008), (732, 858340), (840, 747982), (854, 735720), (915, 686672), (976, 643755), (1220, 515004), (1281, 490480), (1464, 429170), (1680, 373991), (1708, 367860), (1830, 343336), (2135, 294288), (2440, 257502), (2562, 245240), (2928, 214585), (3416, 183930), (3660, 171668), (4270, 147144), (4880, 128751), (5124, 122620), (6131, 102480), (6405, 98096), (6832, 91965), (7320, 85834), (8540, 73572), (10248, 61310), (12262, 51240), (12810, 49048), (14640, 42917), (17080, 36786), (18393, 34160), (20496, 30655), (24524, 25620)]