138528240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1787}}^1$

素因数の和:1839

約数の個数: 160

約数和(自身を含む): 478897920

約数和(自身を除く): 340369680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 19, 20, 24, 30, 34, 38, 40, 48, 51, 57, 60, 68, 76, 80, 85, 95, 102, 114, 120, 136, 152, 170, 190, 204, 228, 240, 255, 272, 285, 304, 323, 340, 380, 408, 456, 510, 570, 646, 680, 760, 816, 912, 969, 1020, 1140, 1292, 1360, 1520, 1615, 1787, 1938, 2040, 2280, 2584, 3230, 3574, 3876, 4080, 4560, 4845, 5168, 5361, 6460, 7148, 7752, 8935, 9690, 10722, 12920, 14296, 15504, 17870, 19380, 21444, 25840, 26805, 28592, 30379, 33953, 35740, 38760, 42888, 53610, 60758, 67906, 71480, 77520, 85776, 91137, 101859, 107220, 121516, 135812, 142960, 151895, 169765, 182274, 203718, 214440, 243032, 271624, 303790, 339530, 364548, 407436, 428880, 455685, 486064, 509295, 543248, 577201, 607580, 679060, 729096, 814872, 911370, 1018590, 1154402, 1215160, 1358120, 1458192, 1629744, 1731603, 1822740, 2037180, 2308804, 2430320, 2716240, 2886005, 3463206, 3645480, 4074360, 4617608, 5772010, 6926412, 7290960, 8148720, 8658015, 9235216, 11544020, 13852824, 17316030, 23088040, 27705648, 34632060, 46176080, 69264120, 138528240]

約数ペア:

[(1, 138528240), (2, 69264120), (3, 46176080), (4, 34632060), (5, 27705648), (6, 23088040), (8, 17316030), (10, 13852824), (12, 11544020), (15, 9235216), (16, 8658015), (17, 8148720), (19, 7290960), (20, 6926412), (24, 5772010), (30, 4617608), (34, 4074360), (38, 3645480), (40, 3463206), (48, 2886005), (51, 2716240), (57, 2430320), (60, 2308804), (68, 2037180), (76, 1822740), (80, 1731603), (85, 1629744), (95, 1458192), (102, 1358120), (114, 1215160), (120, 1154402), (136, 1018590), (152, 911370), (170, 814872), (190, 729096), (204, 679060), (228, 607580), (240, 577201), (255, 543248), (272, 509295), (285, 486064), (304, 455685), (323, 428880), (340, 407436), (380, 364548), (408, 339530), (456, 303790), (510, 271624), (570, 243032), (646, 214440), (680, 203718), (760, 182274), (816, 169765), (912, 151895), (969, 142960), (1020, 135812), (1140, 121516), (1292, 107220), (1360, 101859), (1520, 91137), (1615, 85776), (1787, 77520), (1938, 71480), (2040, 67906), (2280, 60758), (2584, 53610), (3230, 42888), (3574, 38760), (3876, 35740), (4080, 33953), (4560, 30379), (4845, 28592), (5168, 26805), (5361, 25840), (6460, 21444), (7148, 19380), (7752, 17870), (8935, 15504), (9690, 14296), (10722, 12920)]