847881320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{653}}^1$

素因数の和:915

約数の個数: 128

約数和(自身を含む): 2254573440

約数和(自身を除く): 1406692120

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 220, 227, 260, 286, 440, 454, 520, 572, 653, 715, 908, 1135, 1144, 1306, 1430, 1816, 2270, 2497, 2612, 2860, 2951, 3265, 4540, 4994, 5224, 5720, 5902, 6530, 7183, 8489, 9080, 9988, 11804, 12485, 13060, 14366, 14755, 16978, 19976, 23608, 24970, 26120, 28732, 29510, 32461, 33956, 35915, 42445, 49940, 57464, 59020, 64922, 67912, 71830, 84890, 93379, 99880, 118040, 129844, 143660, 148231, 162305, 169780, 186758, 259688, 287320, 296462, 324610, 339560, 373516, 466895, 592924, 649220, 741155, 747032, 933790, 1185848, 1298440, 1482310, 1630541, 1867580, 1927003, 2964620, 3261082, 3735160, 3854006, 5929240, 6522164, 7708012, 8152705, 9635015, 13044328, 15416024, 16305410, 19270030, 21197033, 32610820, 38540060, 42394066, 65221640, 77080120, 84788132, 105985165, 169576264, 211970330, 423940660, 847881320]

約数ペア:

[(1, 847881320), (2, 423940660), (4, 211970330), (5, 169576264), (8, 105985165), (10, 84788132), (11, 77080120), (13, 65221640), (20, 42394066), (22, 38540060), (26, 32610820), (40, 21197033), (44, 19270030), (52, 16305410), (55, 15416024), (65, 13044328), (88, 9635015), (104, 8152705), (110, 7708012), (130, 6522164), (143, 5929240), (220, 3854006), (227, 3735160), (260, 3261082), (286, 2964620), (440, 1927003), (454, 1867580), (520, 1630541), (572, 1482310), (653, 1298440), (715, 1185848), (908, 933790), (1135, 747032), (1144, 741155), (1306, 649220), (1430, 592924), (1816, 466895), (2270, 373516), (2497, 339560), (2612, 324610), (2860, 296462), (2951, 287320), (3265, 259688), (4540, 186758), (4994, 169780), (5224, 162305), (5720, 148231), (5902, 143660), (6530, 129844), (7183, 118040), (8489, 99880), (9080, 93379), (9988, 84890), (11804, 71830), (12485, 67912), (13060, 64922), (14366, 59020), (14755, 57464), (16978, 49940), (19976, 42445), (23608, 35915), (24970, 33956), (26120, 32461), (28732, 29510)]