2002070520

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{31}}^2\times {\mathrm{643}}^1$

素因数の和:728

約数の個数: 240

約数和(自身を含む): 6964067880

約数和(自身を除く): 4961997360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 31, 36, 40, 45, 54, 60, 62, 72, 81, 90, 93, 108, 120, 124, 135, 155, 162, 180, 186, 216, 248, 270, 279, 310, 324, 360, 372, 405, 465, 540, 558, 620, 643, 648, 744, 810, 837, 930, 961, 1080, 1116, 1240, 1286, 1395, 1620, 1674, 1860, 1922, 1929, 2232, 2511, 2572, 2790, 2883, 3215, 3240, 3348, 3720, 3844, 3858, 4185, 4805, 5022, 5144, 5580, 5766, 5787, 6430, 6696, 7688, 7716, 8370, 8649, 9610, 9645, 10044, 11160, 11532, 11574, 12555, 12860, 14415, 15432, 16740, 17298, 17361, 19220, 19290, 19933, 20088, 23064, 23148, 25110, 25720, 25947, 28830, 28935, 33480, 34596, 34722, 38440, 38580, 39866, 43245, 46296, 50220, 51894, 52083, 57660, 57870, 59799, 69192, 69444, 77160, 77841, 79732, 86490, 86805, 99665, 100440, 103788, 104166, 115320, 115740, 119598, 129735, 138888, 155682, 159464, 172980, 173610, 179397, 199330, 207576, 208332, 231480, 239196, 259470, 260415, 298995, 311364, 345960, 347220, 358794, 389205, 398660, 416664, 478392, 518940, 520830, 538191, 597990, 617923, 622728, 694440, 717588, 778410, 797320, 896985, 1037880, 1041660, 1076382, 1195980, 1235846, 1435176, 1556820, 1614573, 1793970, 1853769, 2083320, 2152764, 2391960, 2471692, 2690955, 3089615, 3113640, 3229146, 3587940, 3707538, 4305528, 4943384, 5381910, 5561307, 6179230, 6458292, 7175880, 7415076, 8072865, 9268845, 10763820, 11122614, 12358460, 12916584, 14830152, 16145730, 16683921, 18537690, 21527640, 22245228, 24716920, 27806535, 32291460, 33367842, 37075380, 44490456, 50051763, 55613070, 64582920, 66735684, 74150760, 83419605, 100103526, 111226140, 133471368, 166839210, 200207052, 222452280, 250258815, 333678420, 400414104, 500517630, 667356840, 1001035260, 2002070520]

約数ペア:

[(1, 2002070520), (2, 1001035260), (3, 667356840), (4, 500517630), (5, 400414104), (6, 333678420), (8, 250258815), (9, 222452280), (10, 200207052), (12, 166839210), (15, 133471368), (18, 111226140), (20, 100103526), (24, 83419605), (27, 74150760), (30, 66735684), (31, 64582920), (36, 55613070), (40, 50051763), (45, 44490456), (54, 37075380), (60, 33367842), (62, 32291460), (72, 27806535), (81, 24716920), (90, 22245228), (93, 21527640), (108, 18537690), (120, 16683921), (124, 16145730), (135, 14830152), (155, 12916584), (162, 12358460), (180, 11122614), (186, 10763820), (216, 9268845), (248, 8072865), (270, 7415076), (279, 7175880), (310, 6458292), (324, 6179230), (360, 5561307), (372, 5381910), (405, 4943384), (465, 4305528), (540, 3707538), (558, 3587940), (620, 3229146), (643, 3113640), (648, 3089615), (744, 2690955), (810, 2471692), (837, 2391960), (930, 2152764), (961, 2083320), (1080, 1853769), (1116, 1793970), (1240, 1614573), (1286, 1556820), (1395, 1435176), (1620, 1235846), (1674, 1195980), (1860, 1076382), (1922, 1041660), (1929, 1037880), (2232, 896985), (2511, 797320), (2572, 778410), (2790, 717588), (2883, 694440), (3215, 622728), (3240, 617923), (3348, 597990), (3720, 538191), (3844, 520830), (3858, 518940), (4185, 478392), (4805, 416664), (5022, 398660), (5144, 389205), (5580, 358794), (5766, 347220), (5787, 345960), (6430, 311364), (6696, 298995), (7688, 260415), (7716, 259470), (8370, 239196), (8649, 231480), (9610, 208332), (9645, 207576), (10044, 199330), (11160, 179397), (11532, 173610), (11574, 172980), (12555, 159464), (12860, 155682), (14415, 138888), (15432, 129735), (16740, 119598), (17298, 115740), (17361, 115320), (19220, 104166), (19290, 103788), (19933, 100440), (20088, 99665), (23064, 86805), (23148, 86490), (25110, 79732), (25720, 77841), (25947, 77160), (28830, 69444), (28935, 69192), (33480, 59799), (34596, 57870), (34722, 57660), (38440, 52083), (38580, 51894), (39866, 50220), (43245, 46296)]