551207160

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{72911}}^1$

素因数の和:72938

約数の個数: 128

約数和(自身を含む): 2099865600

約数和(自身を除く): 1548658440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 420, 504, 540, 630, 756, 840, 945, 1080, 1260, 1512, 1890, 2520, 3780, 7560, 72911, 145822, 218733, 291644, 364555, 437466, 510377, 583288, 656199, 729110, 874932, 1020754, 1093665, 1312398, 1458220, 1531131, 1749864, 1968597, 2041508, 2187330, 2551885, 2624796, 2916440, 3062262, 3280995, 3937194, 4083016, 4374660, 4593393, 5103770, 5249592, 6124524, 6561990, 7655655, 7874388, 8749320, 9186786, 9842985, 10207540, 12249048, 13123980, 13780179, 15311310, 15748776, 18373572, 19685970, 20415080, 22966965, 26247960, 27560358, 30622620, 36747144, 39371940, 45933930, 55120716, 61245240, 68900895, 78743880, 91867860, 110241432, 137801790, 183735720, 275603580, 551207160]

約数ペア:

[(1, 551207160), (2, 275603580), (3, 183735720), (4, 137801790), (5, 110241432), (6, 91867860), (7, 78743880), (8, 68900895), (9, 61245240), (10, 55120716), (12, 45933930), (14, 39371940), (15, 36747144), (18, 30622620), (20, 27560358), (21, 26247960), (24, 22966965), (27, 20415080), (28, 19685970), (30, 18373572), (35, 15748776), (36, 15311310), (40, 13780179), (42, 13123980), (45, 12249048), (54, 10207540), (56, 9842985), (60, 9186786), (63, 8749320), (70, 7874388), (72, 7655655), (84, 6561990), (90, 6124524), (105, 5249592), (108, 5103770), (120, 4593393), (126, 4374660), (135, 4083016), (140, 3937194), (168, 3280995), (180, 3062262), (189, 2916440), (210, 2624796), (216, 2551885), (252, 2187330), (270, 2041508), (280, 1968597), (315, 1749864), (360, 1531131), (378, 1458220), (420, 1312398), (504, 1093665), (540, 1020754), (630, 874932), (756, 729110), (840, 656199), (945, 583288), (1080, 510377), (1260, 437466), (1512, 364555), (1890, 291644), (2520, 218733), (3780, 145822), (7560, 72911)]