140654640

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{2887}}^1$

素因数の和:2939

約数の個数: 160

約数和(自身を含む): 515681280

約数和(自身を除く): 375026640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 29, 30, 35, 40, 42, 48, 56, 58, 60, 70, 80, 84, 87, 105, 112, 116, 120, 140, 145, 168, 174, 203, 210, 232, 240, 280, 290, 336, 348, 406, 420, 435, 464, 560, 580, 609, 696, 812, 840, 870, 1015, 1160, 1218, 1392, 1624, 1680, 1740, 2030, 2320, 2436, 2887, 3045, 3248, 3480, 4060, 4872, 5774, 6090, 6960, 8120, 8661, 9744, 11548, 12180, 14435, 16240, 17322, 20209, 23096, 24360, 28870, 34644, 40418, 43305, 46192, 48720, 57740, 60627, 69288, 80836, 83723, 86610, 101045, 115480, 121254, 138576, 161672, 167446, 173220, 202090, 230960, 242508, 251169, 303135, 323344, 334892, 346440, 404180, 418615, 485016, 502338, 586061, 606270, 669784, 692880, 808360, 837230, 970032, 1004676, 1172122, 1212540, 1255845, 1339568, 1616720, 1674460, 1758183, 2009352, 2344244, 2425080, 2511690, 2930305, 3348920, 3516366, 4018704, 4688488, 4850160, 5023380, 5860610, 6697840, 7032732, 8790915, 9376976, 10046760, 11721220, 14065464, 17581830, 20093520, 23442440, 28130928, 35163660, 46884880, 70327320, 140654640]

約数ペア:

[(1, 140654640), (2, 70327320), (3, 46884880), (4, 35163660), (5, 28130928), (6, 23442440), (7, 20093520), (8, 17581830), (10, 14065464), (12, 11721220), (14, 10046760), (15, 9376976), (16, 8790915), (20, 7032732), (21, 6697840), (24, 5860610), (28, 5023380), (29, 4850160), (30, 4688488), (35, 4018704), (40, 3516366), (42, 3348920), (48, 2930305), (56, 2511690), (58, 2425080), (60, 2344244), (70, 2009352), (80, 1758183), (84, 1674460), (87, 1616720), (105, 1339568), (112, 1255845), (116, 1212540), (120, 1172122), (140, 1004676), (145, 970032), (168, 837230), (174, 808360), (203, 692880), (210, 669784), (232, 606270), (240, 586061), (280, 502338), (290, 485016), (336, 418615), (348, 404180), (406, 346440), (420, 334892), (435, 323344), (464, 303135), (560, 251169), (580, 242508), (609, 230960), (696, 202090), (812, 173220), (840, 167446), (870, 161672), (1015, 138576), (1160, 121254), (1218, 115480), (1392, 101045), (1624, 86610), (1680, 83723), (1740, 80836), (2030, 69288), (2320, 60627), (2436, 57740), (2887, 48720), (3045, 46192), (3248, 43305), (3480, 40418), (4060, 34644), (4872, 28870), (5774, 24360), (6090, 23096), (6960, 20209), (8120, 17322), (8661, 16240), (9744, 14435), (11548, 12180)]