68967720

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{3361}}^1$

素因数の和:3400

約数の個数: 128

約数和(自身を含む): 242064000

約数和(自身を除く): 173096280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 72, 76, 90, 95, 108, 114, 120, 135, 152, 171, 180, 190, 216, 228, 270, 285, 342, 360, 380, 456, 513, 540, 570, 684, 760, 855, 1026, 1080, 1140, 1368, 1710, 2052, 2280, 2565, 3361, 3420, 4104, 5130, 6722, 6840, 10083, 10260, 13444, 16805, 20166, 20520, 26888, 30249, 33610, 40332, 50415, 60498, 63859, 67220, 80664, 90747, 100830, 120996, 127718, 134440, 151245, 181494, 191577, 201660, 241992, 255436, 302490, 319295, 362988, 383154, 403320, 453735, 510872, 574731, 604980, 638590, 725976, 766308, 907470, 957885, 1149462, 1209960, 1277180, 1532616, 1724193, 1814940, 1915770, 2298924, 2554360, 2873655, 3448386, 3629880, 3831540, 4597848, 5747310, 6896772, 7663080, 8620965, 11494620, 13793544, 17241930, 22989240, 34483860, 68967720]

約数ペア:

[(1, 68967720), (2, 34483860), (3, 22989240), (4, 17241930), (5, 13793544), (6, 11494620), (8, 8620965), (9, 7663080), (10, 6896772), (12, 5747310), (15, 4597848), (18, 3831540), (19, 3629880), (20, 3448386), (24, 2873655), (27, 2554360), (30, 2298924), (36, 1915770), (38, 1814940), (40, 1724193), (45, 1532616), (54, 1277180), (57, 1209960), (60, 1149462), (72, 957885), (76, 907470), (90, 766308), (95, 725976), (108, 638590), (114, 604980), (120, 574731), (135, 510872), (152, 453735), (171, 403320), (180, 383154), (190, 362988), (216, 319295), (228, 302490), (270, 255436), (285, 241992), (342, 201660), (360, 191577), (380, 181494), (456, 151245), (513, 134440), (540, 127718), (570, 120996), (684, 100830), (760, 90747), (855, 80664), (1026, 67220), (1080, 63859), (1140, 60498), (1368, 50415), (1710, 40332), (2052, 33610), (2280, 30249), (2565, 26888), (3361, 20520), (3420, 20166), (4104, 16805), (5130, 13444), (6722, 10260), (6840, 10083)]