305870040

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{40459}}^1$

素因数の和:40486

約数の個数: 128

約数和(自身を含む): 1165248000

約数和(自身を除く): 859377960

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, 40459, 80918, 121377, 161836, 202295, 242754, 283213, 323672, 364131, 404590, 485508, 566426, 606885, 728262, 809180, 849639, 971016, 1092393, 1132852, 1213770, 1416065, 1456524, 1618360, 1699278, 1820655, 2184786, 2265704, 2427540, 2548917, 2832130, 2913048, 3398556, 3641310, 4248195, 4369572, 4855080, 5097834, 5461965, 5664260, 6797112, 7282620, 7646751, 8496390, 8739144, 10195668, 10923930, 11328520, 12744585, 14565240, 15293502, 16992780, 20391336, 21847860, 25489170, 30587004, 33985560, 38233755, 43695720, 50978340, 61174008, 76467510, 101956680, 152935020, 305870040]

約数ペア:

[(1, 305870040), (2, 152935020), (3, 101956680), (4, 76467510), (5, 61174008), (6, 50978340), (7, 43695720), (8, 38233755), (9, 33985560), (10, 30587004), (12, 25489170), (14, 21847860), (15, 20391336), (18, 16992780), (20, 15293502), (21, 14565240), (24, 12744585), (27, 11328520), (28, 10923930), (30, 10195668), (35, 8739144), (36, 8496390), (40, 7646751), (42, 7282620), (45, 6797112), (54, 5664260), (56, 5461965), (60, 5097834), (63, 4855080), (70, 4369572), (72, 4248195), (84, 3641310), (90, 3398556), (105, 2913048), (108, 2832130), (120, 2548917), (126, 2427540), (135, 2265704), (140, 2184786), (168, 1820655), (180, 1699278), (189, 1618360), (210, 1456524), (216, 1416065), (252, 1213770), (270, 1132852), (280, 1092393), (315, 971016), (360, 849639), (378, 809180), (420, 728262), (504, 606885), (540, 566426), (630, 485508), (756, 404590), (840, 364131), (945, 323672), (1080, 283213), (1260, 242754), (1512, 202295), (1890, 161836), (2520, 121377), (3780, 80918), (7560, 40459)]