About the Number

728280090

728280089 ← → 728280091

2進数表記:101011011010001010110000011010

漢数字表記:七億二千八百二十八万九十

素因数分解:

2 1 × 3 2 × 5 1 × 131 1 × 223 1 × 277 1

素因数の和:644
約数の個数: 96
約数和(自身を含む): 1923457536
約数和(自身を除く): 1195177446

約数列:
[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 131, 223, 262, 277, 393, 446, 554, 655, 669, 786, 831, 1115, 1179, 1310, 1338, 1385, 1662, 1965, 2007, 2230, 2358, 2493, 2770, 3345, 3930, 4014, 4155, 4986, 5895, 6690, 8310, 10035, 11790, 12465, 20070, 24930, 29213, 36287, 58426, 61771, 72574, 87639, 108861, 123542, 146065, 175278, 181435, 185313, 217722, 262917, 292130, 308855, 326583, 362870, 370626, 438195, 525834, 544305, 555939, 617710, 653166, 876390, 926565, 1088610, 1111878, 1314585, 1632915, 1853130, 2629170, 2779695, 3265830, 5559390, 8092001, 16184002, 24276003, 40460005, 48552006, 72828009, 80920010, 121380015, 145656018, 242760030, 364140045, 728280090]

約数ペア:
[(1, 728280090), (2, 364140045), (3, 242760030), (5, 145656018), (6, 121380015), (9, 80920010), (10, 72828009), (15, 48552006), (18, 40460005), (30, 24276003), (45, 16184002), (90, 8092001), (131, 5559390), (223, 3265830), (262, 2779695), (277, 2629170), (393, 1853130), (446, 1632915), (554, 1314585), (655, 1111878), (669, 1088610), (786, 926565), (831, 876390), (1115, 653166), (1179, 617710), (1310, 555939), (1338, 544305), (1385, 525834), (1662, 438195), (1965, 370626), (2007, 362870), (2230, 326583), (2358, 308855), (2493, 292130), (2770, 262917), (3345, 217722), (3930, 185313), (4014, 181435), (4155, 175278), (4986, 146065), (5895, 123542), (6690, 108861), (8310, 87639), (10035, 72574), (11790, 61771), (12465, 58426), (20070, 36287), (24930, 29213)]

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