649775160

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{571}}^1$

素因数の和:726

約数の個数: 192

約数和(自身を含む): 2208492000

約数和(自身を除く): 1558716840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 29, 30, 36, 40, 45, 58, 60, 72, 87, 90, 109, 116, 120, 145, 174, 180, 218, 232, 261, 290, 327, 348, 360, 435, 436, 522, 545, 571, 580, 654, 696, 870, 872, 981, 1044, 1090, 1142, 1160, 1305, 1308, 1635, 1713, 1740, 1962, 2088, 2180, 2284, 2610, 2616, 2855, 3161, 3270, 3426, 3480, 3924, 4360, 4568, 4905, 5139, 5220, 5710, 6322, 6540, 6852, 7848, 8565, 9483, 9810, 10278, 10440, 11420, 12644, 13080, 13704, 15805, 16559, 17130, 18966, 19620, 20556, 22840, 25288, 25695, 28449, 31610, 33118, 34260, 37932, 39240, 41112, 47415, 49677, 51390, 56898, 62239, 63220, 66236, 68520, 75864, 82795, 94830, 99354, 102780, 113796, 124478, 126440, 132472, 142245, 149031, 165590, 186717, 189660, 198708, 205560, 227592, 248385, 248956, 284490, 298062, 311195, 331180, 373434, 379320, 397416, 496770, 497912, 560151, 568980, 596124, 622390, 662360, 745155, 746868, 933585, 993540, 1120302, 1137960, 1192248, 1244780, 1490310, 1493736, 1804931, 1867170, 1987080, 2240604, 2489560, 2800755, 2980620, 3609862, 3734340, 4481208, 5414793, 5601510, 5961240, 7219724, 7468680, 9024655, 10829586, 11203020, 14439448, 16244379, 18049310, 21659172, 22406040, 27073965, 32488758, 36098620, 43318344, 54147930, 64977516, 72197240, 81221895, 108295860, 129955032, 162443790, 216591720, 324887580, 649775160]

約数ペア:

[(1, 649775160), (2, 324887580), (3, 216591720), (4, 162443790), (5, 129955032), (6, 108295860), (8, 81221895), (9, 72197240), (10, 64977516), (12, 54147930), (15, 43318344), (18, 36098620), (20, 32488758), (24, 27073965), (29, 22406040), (30, 21659172), (36, 18049310), (40, 16244379), (45, 14439448), (58, 11203020), (60, 10829586), (72, 9024655), (87, 7468680), (90, 7219724), (109, 5961240), (116, 5601510), (120, 5414793), (145, 4481208), (174, 3734340), (180, 3609862), (218, 2980620), (232, 2800755), (261, 2489560), (290, 2240604), (327, 1987080), (348, 1867170), (360, 1804931), (435, 1493736), (436, 1490310), (522, 1244780), (545, 1192248), (571, 1137960), (580, 1120302), (654, 993540), (696, 933585), (870, 746868), (872, 745155), (981, 662360), (1044, 622390), (1090, 596124), (1142, 568980), (1160, 560151), (1305, 497912), (1308, 496770), (1635, 397416), (1713, 379320), (1740, 373434), (1962, 331180), (2088, 311195), (2180, 298062), (2284, 284490), (2610, 248956), (2616, 248385), (2855, 227592), (3161, 205560), (3270, 198708), (3426, 189660), (3480, 186717), (3924, 165590), (4360, 149031), (4568, 142245), (4905, 132472), (5139, 126440), (5220, 124478), (5710, 113796), (6322, 102780), (6540, 99354), (6852, 94830), (7848, 82795), (8565, 75864), (9483, 68520), (9810, 66236), (10278, 63220), (10440, 62239), (11420, 56898), (12644, 51390), (13080, 49677), (13704, 47415), (15805, 41112), (16559, 39240), (17130, 37932), (18966, 34260), (19620, 33118), (20556, 31610), (22840, 28449), (25288, 25695)]