80120340

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{19}}^2\times {\mathrm{137}}^1$

素因数の和:196

約数の個数: 180

約数和(自身を含む): 267201396

約数和(自身を除く): 187081056

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 76, 81, 90, 95, 108, 114, 135, 137, 162, 171, 180, 190, 228, 270, 274, 285, 324, 342, 361, 380, 405, 411, 513, 540, 548, 570, 684, 685, 722, 810, 822, 855, 1026, 1083, 1140, 1233, 1370, 1444, 1539, 1620, 1644, 1710, 1805, 2052, 2055, 2166, 2466, 2565, 2603, 2740, 3078, 3249, 3420, 3610, 3699, 4110, 4332, 4932, 5130, 5206, 5415, 6156, 6165, 6498, 7220, 7398, 7695, 7809, 8220, 9747, 10260, 10412, 10830, 11097, 12330, 12996, 13015, 14796, 15390, 15618, 16245, 18495, 19494, 21660, 22194, 23427, 24660, 26030, 29241, 30780, 31236, 32490, 36990, 38988, 39045, 44388, 46854, 48735, 49457, 52060, 55485, 58482, 64980, 70281, 73980, 78090, 93708, 97470, 98914, 110970, 116964, 117135, 140562, 146205, 148371, 156180, 194940, 197828, 210843, 221940, 234270, 247285, 281124, 292410, 296742, 351405, 421686, 445113, 468540, 494570, 584820, 593484, 702810, 741855, 843372, 890226, 989140, 1054215, 1335339, 1405620, 1483710, 1780452, 2108430, 2225565, 2670678, 2967420, 4006017, 4216860, 4451130, 5341356, 6676695, 8012034, 8902260, 13353390, 16024068, 20030085, 26706780, 40060170, 80120340]

約数ペア:

[(1, 80120340), (2, 40060170), (3, 26706780), (4, 20030085), (5, 16024068), (6, 13353390), (9, 8902260), (10, 8012034), (12, 6676695), (15, 5341356), (18, 4451130), (19, 4216860), (20, 4006017), (27, 2967420), (30, 2670678), (36, 2225565), (38, 2108430), (45, 1780452), (54, 1483710), (57, 1405620), (60, 1335339), (76, 1054215), (81, 989140), (90, 890226), (95, 843372), (108, 741855), (114, 702810), (135, 593484), (137, 584820), (162, 494570), (171, 468540), (180, 445113), (190, 421686), (228, 351405), (270, 296742), (274, 292410), (285, 281124), (324, 247285), (342, 234270), (361, 221940), (380, 210843), (405, 197828), (411, 194940), (513, 156180), (540, 148371), (548, 146205), (570, 140562), (684, 117135), (685, 116964), (722, 110970), (810, 98914), (822, 97470), (855, 93708), (1026, 78090), (1083, 73980), (1140, 70281), (1233, 64980), (1370, 58482), (1444, 55485), (1539, 52060), (1620, 49457), (1644, 48735), (1710, 46854), (1805, 44388), (2052, 39045), (2055, 38988), (2166, 36990), (2466, 32490), (2565, 31236), (2603, 30780), (2740, 29241), (3078, 26030), (3249, 24660), (3420, 23427), (3610, 22194), (3699, 21660), (4110, 19494), (4332, 18495), (4932, 16245), (5130, 15618), (5206, 15390), (5415, 14796), (6156, 13015), (6165, 12996), (6498, 12330), (7220, 11097), (7398, 10830), (7695, 10412), (7809, 10260), (8220, 9747)]