28071960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1453}}^1$

素因数の和:1497

約数の個数: 128

約数和(自身を含む): 100500480

約数和(自身を除く): 72428520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 23, 24, 28, 30, 35, 40, 42, 46, 56, 60, 69, 70, 84, 92, 105, 115, 120, 138, 140, 161, 168, 184, 210, 230, 276, 280, 322, 345, 420, 460, 483, 552, 644, 690, 805, 840, 920, 966, 1288, 1380, 1453, 1610, 1932, 2415, 2760, 2906, 3220, 3864, 4359, 4830, 5812, 6440, 7265, 8718, 9660, 10171, 11624, 14530, 17436, 19320, 20342, 21795, 29060, 30513, 33419, 34872, 40684, 43590, 50855, 58120, 61026, 66838, 81368, 87180, 100257, 101710, 122052, 133676, 152565, 167095, 174360, 200514, 203420, 233933, 244104, 267352, 305130, 334190, 401028, 406840, 467866, 501285, 610260, 668380, 701799, 802056, 935732, 1002570, 1169665, 1220520, 1336760, 1403598, 1871464, 2005140, 2339330, 2807196, 3508995, 4010280, 4678660, 5614392, 7017990, 9357320, 14035980, 28071960]

約数ペア:

[(1, 28071960), (2, 14035980), (3, 9357320), (4, 7017990), (5, 5614392), (6, 4678660), (7, 4010280), (8, 3508995), (10, 2807196), (12, 2339330), (14, 2005140), (15, 1871464), (20, 1403598), (21, 1336760), (23, 1220520), (24, 1169665), (28, 1002570), (30, 935732), (35, 802056), (40, 701799), (42, 668380), (46, 610260), (56, 501285), (60, 467866), (69, 406840), (70, 401028), (84, 334190), (92, 305130), (105, 267352), (115, 244104), (120, 233933), (138, 203420), (140, 200514), (161, 174360), (168, 167095), (184, 152565), (210, 133676), (230, 122052), (276, 101710), (280, 100257), (322, 87180), (345, 81368), (420, 66838), (460, 61026), (483, 58120), (552, 50855), (644, 43590), (690, 40684), (805, 34872), (840, 33419), (920, 30513), (966, 29060), (1288, 21795), (1380, 20342), (1453, 19320), (1610, 17436), (1932, 14530), (2415, 11624), (2760, 10171), (2906, 9660), (3220, 8718), (3864, 7265), (4359, 6440), (4830, 5812)]