19115510120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1373}}^1\times {\mathrm{2617}}^1$

素因数の和:4027

約数の個数: 128

約数和(自身を含む): 51798700800

約数和(自身を除く): 32683190680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 1373, 2617, 2660, 2746, 5234, 5320, 5492, 6865, 9611, 10468, 10984, 13085, 13730, 18319, 19222, 20936, 26087, 26170, 27460, 36638, 38444, 48055, 49723, 52174, 52340, 54920, 73276, 76888, 91595, 96110, 99446, 104348, 104680, 130435, 146552, 182609, 183190, 192220, 198892, 208696, 248615, 260870, 348061, 365218, 366380, 384440, 397784, 497230, 521740, 696122, 730436, 732760, 913045, 994460, 1043480, 1392244, 1460872, 1740305, 1826090, 1988920, 2784488, 3480610, 3593141, 3652180, 6961220, 7186282, 7304360, 13922440, 14372564, 17965705, 25151987, 28745128, 35931410, 50303974, 68269679, 71862820, 100607948, 125759935, 136539358, 143725640, 201215896, 251519870, 273078716, 341348395, 477887753, 503039740, 546157432, 682696790, 955775506, 1006079480, 1365393580, 1911551012, 2389438765, 2730787160, 3823102024, 4778877530, 9557755060, 19115510120]

約数ペア:

[(1, 19115510120), (2, 9557755060), (4, 4778877530), (5, 3823102024), (7, 2730787160), (8, 2389438765), (10, 1911551012), (14, 1365393580), (19, 1006079480), (20, 955775506), (28, 682696790), (35, 546157432), (38, 503039740), (40, 477887753), (56, 341348395), (70, 273078716), (76, 251519870), (95, 201215896), (133, 143725640), (140, 136539358), (152, 125759935), (190, 100607948), (266, 71862820), (280, 68269679), (380, 50303974), (532, 35931410), (665, 28745128), (760, 25151987), (1064, 17965705), (1330, 14372564), (1373, 13922440), (2617, 7304360), (2660, 7186282), (2746, 6961220), (5234, 3652180), (5320, 3593141), (5492, 3480610), (6865, 2784488), (9611, 1988920), (10468, 1826090), (10984, 1740305), (13085, 1460872), (13730, 1392244), (18319, 1043480), (19222, 994460), (20936, 913045), (26087, 732760), (26170, 730436), (27460, 696122), (36638, 521740), (38444, 497230), (48055, 397784), (49723, 384440), (52174, 366380), (52340, 365218), (54920, 348061), (73276, 260870), (76888, 248615), (91595, 208696), (96110, 198892), (99446, 192220), (104348, 183190), (104680, 182609), (130435, 146552)]