20172324375

素因数分解:

$3^3\times 5^4\times 7^1\times {\mathrm{389}}^1\times {\mathrm{439}}^1$

素因数の和:864

約数の個数: 160

約数和(自身を含む): 42886272000

約数和(自身を除く): 22713947625

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 63, 75, 105, 125, 135, 175, 189, 225, 315, 375, 389, 439, 525, 625, 675, 875, 945, 1125, 1167, 1317, 1575, 1875, 1945, 2195, 2625, 2723, 3073, 3375, 3501, 3951, 4375, 4725, 5625, 5835, 6585, 7875, 8169, 9219, 9725, 10503, 10975, 11853, 13125, 13615, 15365, 16875, 17505, 19755, 23625, 24507, 27657, 29175, 32925, 39375, 40845, 46095, 48625, 52515, 54875, 59265, 68075, 73521, 76825, 82971, 87525, 98775, 118125, 122535, 138285, 145875, 164625, 170771, 204225, 230475, 243125, 262575, 274375, 296325, 340375, 367605, 384125, 414855, 437625, 493875, 512313, 612675, 691425, 729375, 823125, 853855, 1021125, 1152375, 1195397, 1312875, 1481625, 1536939, 1701875, 1838025, 1920625, 2074275, 2188125, 2469375, 2561565, 3063375, 3457125, 3586191, 4269275, 4610817, 5105625, 5761875, 5976985, 6564375, 7408125, 7684695, 9190125, 10371375, 10758573, 12807825, 15316875, 17285625, 17930955, 21346375, 23054085, 29884925, 32275719, 38423475, 45950625, 51856875, 53792865, 64039125, 89654775, 106731875, 115270425, 149424625, 161378595, 192117375, 268964325, 320195625, 448273875, 576352125, 747123125, 806892975, 960586875, 1344821625, 2241369375, 2881760625, 4034464875, 6724108125, 20172324375]

約数ペア:

[(1, 20172324375), (3, 6724108125), (5, 4034464875), (7, 2881760625), (9, 2241369375), (15, 1344821625), (21, 960586875), (25, 806892975), (27, 747123125), (35, 576352125), (45, 448273875), (63, 320195625), (75, 268964325), (105, 192117375), (125, 161378595), (135, 149424625), (175, 115270425), (189, 106731875), (225, 89654775), (315, 64039125), (375, 53792865), (389, 51856875), (439, 45950625), (525, 38423475), (625, 32275719), (675, 29884925), (875, 23054085), (945, 21346375), (1125, 17930955), (1167, 17285625), (1317, 15316875), (1575, 12807825), (1875, 10758573), (1945, 10371375), (2195, 9190125), (2625, 7684695), (2723, 7408125), (3073, 6564375), (3375, 5976985), (3501, 5761875), (3951, 5105625), (4375, 4610817), (4725, 4269275), (5625, 3586191), (5835, 3457125), (6585, 3063375), (7875, 2561565), (8169, 2469375), (9219, 2188125), (9725, 2074275), (10503, 1920625), (10975, 1838025), (11853, 1701875), (13125, 1536939), (13615, 1481625), (15365, 1312875), (16875, 1195397), (17505, 1152375), (19755, 1021125), (23625, 853855), (24507, 823125), (27657, 729375), (29175, 691425), (32925, 612675), (39375, 512313), (40845, 493875), (46095, 437625), (48625, 414855), (52515, 384125), (54875, 367605), (59265, 340375), (68075, 296325), (73521, 274375), (76825, 262575), (82971, 243125), (87525, 230475), (98775, 204225), (118125, 170771), (122535, 164625), (138285, 145875)]