40026960

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1$

素因数の和:128

約数の個数: 240

約数和(自身を含む): 146240640

約数和(自身を除く): 106213680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 29, 30, 36, 40, 45, 48, 54, 58, 60, 71, 72, 80, 81, 87, 90, 108, 116, 120, 135, 142, 144, 145, 162, 174, 180, 213, 216, 232, 240, 243, 261, 270, 284, 290, 324, 348, 355, 360, 405, 426, 432, 435, 464, 486, 522, 540, 568, 580, 639, 648, 696, 710, 720, 783, 810, 852, 870, 972, 1044, 1065, 1080, 1136, 1160, 1215, 1278, 1296, 1305, 1392, 1420, 1566, 1620, 1704, 1740, 1917, 1944, 2059, 2088, 2130, 2160, 2320, 2349, 2430, 2556, 2610, 2840, 3132, 3195, 3240, 3408, 3480, 3834, 3888, 3915, 4118, 4176, 4260, 4698, 4860, 5112, 5220, 5680, 5751, 6177, 6264, 6390, 6480, 6960, 7047, 7668, 7830, 8236, 8520, 9396, 9585, 9720, 10224, 10295, 10440, 11502, 11745, 12354, 12528, 12780, 14094, 15336, 15660, 16472, 17040, 17253, 18531, 18792, 19170, 19440, 20590, 20880, 23004, 23490, 24708, 25560, 28188, 28755, 30672, 30885, 31320, 32944, 34506, 35235, 37062, 37584, 38340, 41180, 46008, 46980, 49416, 51120, 55593, 56376, 57510, 61770, 62640, 69012, 70470, 74124, 76680, 82360, 86265, 92016, 92655, 93960, 98832, 111186, 112752, 115020, 123540, 138024, 140940, 148248, 153360, 164720, 166779, 172530, 185310, 187920, 222372, 230040, 247080, 276048, 277965, 281880, 296496, 333558, 345060, 370620, 444744, 460080, 494160, 500337, 555930, 563760, 667116, 690120, 741240, 833895, 889488, 1000674, 1111860, 1334232, 1380240, 1482480, 1667790, 2001348, 2223720, 2501685, 2668464, 3335580, 4002696, 4447440, 5003370, 6671160, 8005392, 10006740, 13342320, 20013480, 40026960]

約数ペア:

[(1, 40026960), (2, 20013480), (3, 13342320), (4, 10006740), (5, 8005392), (6, 6671160), (8, 5003370), (9, 4447440), (10, 4002696), (12, 3335580), (15, 2668464), (16, 2501685), (18, 2223720), (20, 2001348), (24, 1667790), (27, 1482480), (29, 1380240), (30, 1334232), (36, 1111860), (40, 1000674), (45, 889488), (48, 833895), (54, 741240), (58, 690120), (60, 667116), (71, 563760), (72, 555930), (80, 500337), (81, 494160), (87, 460080), (90, 444744), (108, 370620), (116, 345060), (120, 333558), (135, 296496), (142, 281880), (144, 277965), (145, 276048), (162, 247080), (174, 230040), (180, 222372), (213, 187920), (216, 185310), (232, 172530), (240, 166779), (243, 164720), (261, 153360), (270, 148248), (284, 140940), (290, 138024), (324, 123540), (348, 115020), (355, 112752), (360, 111186), (405, 98832), (426, 93960), (432, 92655), (435, 92016), (464, 86265), (486, 82360), (522, 76680), (540, 74124), (568, 70470), (580, 69012), (639, 62640), (648, 61770), (696, 57510), (710, 56376), (720, 55593), (783, 51120), (810, 49416), (852, 46980), (870, 46008), (972, 41180), (1044, 38340), (1065, 37584), (1080, 37062), (1136, 35235), (1160, 34506), (1215, 32944), (1278, 31320), (1296, 30885), (1305, 30672), (1392, 28755), (1420, 28188), (1566, 25560), (1620, 24708), (1704, 23490), (1740, 23004), (1917, 20880), (1944, 20590), (2059, 19440), (2088, 19170), (2130, 18792), (2160, 18531), (2320, 17253), (2349, 17040), (2430, 16472), (2556, 15660), (2610, 15336), (2840, 14094), (3132, 12780), (3195, 12528), (3240, 12354), (3408, 11745), (3480, 11502), (3834, 10440), (3888, 10295), (3915, 10224), (4118, 9720), (4176, 9585), (4260, 9396), (4698, 8520), (4860, 8236), (5112, 7830), (5220, 7668), (5680, 7047), (5751, 6960), (6177, 6480), (6264, 6390)]