289120140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{571}}^1$

素因数の和:712

約数の個数: 144

約数和(自身を含む): 918197280

約数和(自身を除く): 629077140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 97, 116, 145, 174, 180, 194, 261, 290, 291, 348, 388, 435, 485, 522, 571, 580, 582, 870, 873, 970, 1044, 1142, 1164, 1305, 1455, 1713, 1740, 1746, 1940, 2284, 2610, 2813, 2855, 2910, 3426, 3492, 4365, 5139, 5220, 5626, 5710, 5820, 6852, 8439, 8565, 8730, 10278, 11252, 11420, 14065, 16559, 16878, 17130, 17460, 20556, 25317, 25695, 28130, 33118, 33756, 34260, 42195, 49677, 50634, 51390, 55387, 56260, 66236, 82795, 84390, 99354, 101268, 102780, 110774, 126585, 149031, 165590, 166161, 168780, 198708, 221548, 248385, 253170, 276935, 298062, 331180, 332322, 496770, 498483, 506340, 553870, 596124, 664644, 745155, 830805, 993540, 996966, 1107740, 1490310, 1606223, 1661610, 1993932, 2492415, 2980620, 3212446, 3323220, 4818669, 4984830, 6424892, 8031115, 9637338, 9969660, 14456007, 16062230, 19274676, 24093345, 28912014, 32124460, 48186690, 57824028, 72280035, 96373380, 144560070, 289120140]

約数ペア:

[(1, 289120140), (2, 144560070), (3, 96373380), (4, 72280035), (5, 57824028), (6, 48186690), (9, 32124460), (10, 28912014), (12, 24093345), (15, 19274676), (18, 16062230), (20, 14456007), (29, 9969660), (30, 9637338), (36, 8031115), (45, 6424892), (58, 4984830), (60, 4818669), (87, 3323220), (90, 3212446), (97, 2980620), (116, 2492415), (145, 1993932), (174, 1661610), (180, 1606223), (194, 1490310), (261, 1107740), (290, 996966), (291, 993540), (348, 830805), (388, 745155), (435, 664644), (485, 596124), (522, 553870), (571, 506340), (580, 498483), (582, 496770), (870, 332322), (873, 331180), (970, 298062), (1044, 276935), (1142, 253170), (1164, 248385), (1305, 221548), (1455, 198708), (1713, 168780), (1740, 166161), (1746, 165590), (1940, 149031), (2284, 126585), (2610, 110774), (2813, 102780), (2855, 101268), (2910, 99354), (3426, 84390), (3492, 82795), (4365, 66236), (5139, 56260), (5220, 55387), (5626, 51390), (5710, 50634), (5820, 49677), (6852, 42195), (8439, 34260), (8565, 33756), (8730, 33118), (10278, 28130), (11252, 25695), (11420, 25317), (14065, 20556), (16559, 17460), (16878, 17130)]