1288894320

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{255733}}^1$

素因数の和:255759

約数の個数: 120

約数和(自身を含む): 4946918496

約数和(自身を除く): 3658024176

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 255733, 511466, 767199, 1022932, 1278665, 1534398, 1790131, 2045864, 2301597, 2557330, 3068796, 3580262, 3835995, 4091728, 4603194, 5114660, 5370393, 6137592, 7160524, 7671990, 8950655, 9206388, 10229320, 10740786, 11507985, 12275184, 14321048, 15343980, 16111179, 17901310, 18412776, 20458640, 21481572, 23015970, 26851965, 28642096, 30687960, 32222358, 35802620, 36825552, 42963144, 46031940, 53703930, 61375920, 64444716, 71605240, 80555895, 85926288, 92063880, 107407860, 128889432, 143210480, 161111790, 184127760, 214815720, 257778864, 322223580, 429631440, 644447160, 1288894320]

約数ペア:

[(1, 1288894320), (2, 644447160), (3, 429631440), (4, 322223580), (5, 257778864), (6, 214815720), (7, 184127760), (8, 161111790), (9, 143210480), (10, 128889432), (12, 107407860), (14, 92063880), (15, 85926288), (16, 80555895), (18, 71605240), (20, 64444716), (21, 61375920), (24, 53703930), (28, 46031940), (30, 42963144), (35, 36825552), (36, 35802620), (40, 32222358), (42, 30687960), (45, 28642096), (48, 26851965), (56, 23015970), (60, 21481572), (63, 20458640), (70, 18412776), (72, 17901310), (80, 16111179), (84, 15343980), (90, 14321048), (105, 12275184), (112, 11507985), (120, 10740786), (126, 10229320), (140, 9206388), (144, 8950655), (168, 7671990), (180, 7160524), (210, 6137592), (240, 5370393), (252, 5114660), (280, 4603194), (315, 4091728), (336, 3835995), (360, 3580262), (420, 3068796), (504, 2557330), (560, 2301597), (630, 2045864), (720, 1790131), (840, 1534398), (1008, 1278665), (1260, 1022932), (1680, 767199), (2520, 511466), (5040, 255733)]