638468160

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{587}}^1$

素因数の和:721

約数の個数: 224

約数和(自身を含む): 2236695552

約数和(自身を除く): 1598227392

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 64, 66, 80, 88, 96, 103, 110, 120, 132, 160, 165, 176, 192, 206, 220, 240, 264, 309, 320, 330, 352, 412, 440, 480, 515, 528, 587, 618, 660, 704, 824, 880, 960, 1030, 1056, 1133, 1174, 1236, 1320, 1545, 1648, 1760, 1761, 2060, 2112, 2266, 2348, 2472, 2640, 2935, 3090, 3296, 3399, 3520, 3522, 4120, 4532, 4696, 4944, 5280, 5665, 5870, 6180, 6457, 6592, 6798, 7044, 8240, 8805, 9064, 9392, 9888, 10560, 11330, 11740, 12360, 12914, 13596, 14088, 16480, 16995, 17610, 18128, 18784, 19371, 19776, 22660, 23480, 24720, 25828, 27192, 28176, 32285, 32960, 33990, 35220, 36256, 37568, 38742, 45320, 46960, 49440, 51656, 54384, 56352, 60461, 64570, 67980, 70440, 72512, 77484, 90640, 93920, 96855, 98880, 103312, 108768, 112704, 120922, 129140, 135960, 140880, 154968, 181280, 181383, 187840, 193710, 206624, 217536, 241844, 258280, 271920, 281760, 302305, 309936, 362560, 362766, 387420, 413248, 483688, 516560, 543840, 563520, 604610, 619872, 665071, 725532, 774840, 906915, 967376, 1033120, 1087680, 1209220, 1239744, 1330142, 1451064, 1549680, 1813830, 1934752, 1995213, 2066240, 2418440, 2660284, 2902128, 3099360, 3325355, 3627660, 3869504, 3990426, 4836880, 5320568, 5804256, 6198720, 6650710, 7255320, 7980852, 9673760, 9976065, 10641136, 11608512, 13301420, 14510640, 15961704, 19347520, 19952130, 21282272, 26602840, 29021280, 31923408, 39904260, 42564544, 53205680, 58042560, 63846816, 79808520, 106411360, 127693632, 159617040, 212822720, 319234080, 638468160]

約数ペア:

[(1, 638468160), (2, 319234080), (3, 212822720), (4, 159617040), (5, 127693632), (6, 106411360), (8, 79808520), (10, 63846816), (11, 58042560), (12, 53205680), (15, 42564544), (16, 39904260), (20, 31923408), (22, 29021280), (24, 26602840), (30, 21282272), (32, 19952130), (33, 19347520), (40, 15961704), (44, 14510640), (48, 13301420), (55, 11608512), (60, 10641136), (64, 9976065), (66, 9673760), (80, 7980852), (88, 7255320), (96, 6650710), (103, 6198720), (110, 5804256), (120, 5320568), (132, 4836880), (160, 3990426), (165, 3869504), (176, 3627660), (192, 3325355), (206, 3099360), (220, 2902128), (240, 2660284), (264, 2418440), (309, 2066240), (320, 1995213), (330, 1934752), (352, 1813830), (412, 1549680), (440, 1451064), (480, 1330142), (515, 1239744), (528, 1209220), (587, 1087680), (618, 1033120), (660, 967376), (704, 906915), (824, 774840), (880, 725532), (960, 665071), (1030, 619872), (1056, 604610), (1133, 563520), (1174, 543840), (1236, 516560), (1320, 483688), (1545, 413248), (1648, 387420), (1760, 362766), (1761, 362560), (2060, 309936), (2112, 302305), (2266, 281760), (2348, 271920), (2472, 258280), (2640, 241844), (2935, 217536), (3090, 206624), (3296, 193710), (3399, 187840), (3520, 181383), (3522, 181280), (4120, 154968), (4532, 140880), (4696, 135960), (4944, 129140), (5280, 120922), (5665, 112704), (5870, 108768), (6180, 103312), (6457, 98880), (6592, 96855), (6798, 93920), (7044, 90640), (8240, 77484), (8805, 72512), (9064, 70440), (9392, 67980), (9888, 64570), (10560, 60461), (11330, 56352), (11740, 54384), (12360, 51656), (12914, 49440), (13596, 46960), (14088, 45320), (16480, 38742), (16995, 37568), (17610, 36256), (18128, 35220), (18784, 33990), (19371, 32960), (19776, 32285), (22660, 28176), (23480, 27192), (24720, 25828)]