77891220

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:113

約数の個数: 288

約数和(自身を含む): 281788416

約数和(自身を除く): 203897196

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 31, 33, 36, 44, 45, 47, 54, 55, 60, 62, 66, 81, 90, 93, 94, 99, 108, 110, 124, 132, 135, 141, 155, 162, 165, 180, 186, 188, 198, 220, 235, 243, 270, 279, 282, 297, 310, 324, 330, 341, 372, 396, 405, 423, 465, 470, 486, 495, 517, 540, 558, 564, 594, 620, 660, 682, 705, 810, 837, 846, 891, 930, 940, 972, 990, 1023, 1034, 1116, 1188, 1215, 1269, 1364, 1395, 1410, 1457, 1485, 1551, 1620, 1674, 1692, 1705, 1782, 1860, 1980, 2046, 2068, 2115, 2430, 2511, 2538, 2585, 2673, 2790, 2820, 2914, 2970, 3069, 3102, 3348, 3410, 3564, 3807, 4092, 4185, 4230, 4371, 4455, 4653, 4860, 5022, 5076, 5115, 5170, 5346, 5580, 5828, 5940, 6138, 6204, 6345, 6820, 7285, 7533, 7614, 7755, 8370, 8460, 8742, 8910, 9207, 9306, 10044, 10230, 10340, 10692, 11421, 12276, 12555, 12690, 13113, 13365, 13959, 14570, 15066, 15228, 15345, 15510, 16027, 16740, 17484, 17820, 18414, 18612, 19035, 20460, 21855, 22842, 23265, 25110, 25380, 26226, 26730, 27621, 27918, 29140, 30132, 30690, 31020, 32054, 36828, 37665, 38070, 39339, 41877, 43710, 45684, 46035, 46530, 48081, 50220, 52452, 53460, 55242, 55836, 57105, 61380, 64108, 65565, 69795, 75330, 76140, 78678, 80135, 82863, 83754, 87420, 92070, 93060, 96162, 110484, 114210, 118017, 125631, 131130, 138105, 139590, 144243, 150660, 157356, 160270, 165726, 167508, 184140, 192324, 196695, 209385, 228420, 236034, 240405, 251262, 262260, 276210, 279180, 288486, 320540, 331452, 354051, 393390, 414315, 418770, 432729, 472068, 480810, 502524, 552420, 576972, 590085, 628155, 708102, 721215, 786780, 828630, 837540, 865458, 961620, 1180170, 1256310, 1298187, 1416204, 1442430, 1657260, 1730916, 1770255, 2163645, 2360340, 2512620, 2596374, 2884860, 3540510, 3894561, 4327290, 5192748, 6490935, 7081020, 7789122, 8654580, 12981870, 15578244, 19472805, 25963740, 38945610, 77891220]

約数ペア:

[(1, 77891220), (2, 38945610), (3, 25963740), (4, 19472805), (5, 15578244), (6, 12981870), (9, 8654580), (10, 7789122), (11, 7081020), (12, 6490935), (15, 5192748), (18, 4327290), (20, 3894561), (22, 3540510), (27, 2884860), (30, 2596374), (31, 2512620), (33, 2360340), (36, 2163645), (44, 1770255), (45, 1730916), (47, 1657260), (54, 1442430), (55, 1416204), (60, 1298187), (62, 1256310), (66, 1180170), (81, 961620), (90, 865458), (93, 837540), (94, 828630), (99, 786780), (108, 721215), (110, 708102), (124, 628155), (132, 590085), (135, 576972), (141, 552420), (155, 502524), (162, 480810), (165, 472068), (180, 432729), (186, 418770), (188, 414315), (198, 393390), (220, 354051), (235, 331452), (243, 320540), (270, 288486), (279, 279180), (282, 276210), (297, 262260), (310, 251262), (324, 240405), (330, 236034), (341, 228420), (372, 209385), (396, 196695), (405, 192324), (423, 184140), (465, 167508), (470, 165726), (486, 160270), (495, 157356), (517, 150660), (540, 144243), (558, 139590), (564, 138105), (594, 131130), (620, 125631), (660, 118017), (682, 114210), (705, 110484), (810, 96162), (837, 93060), (846, 92070), (891, 87420), (930, 83754), (940, 82863), (972, 80135), (990, 78678), (1023, 76140), (1034, 75330), (1116, 69795), (1188, 65565), (1215, 64108), (1269, 61380), (1364, 57105), (1395, 55836), (1410, 55242), (1457, 53460), (1485, 52452), (1551, 50220), (1620, 48081), (1674, 46530), (1692, 46035), (1705, 45684), (1782, 43710), (1860, 41877), (1980, 39339), (2046, 38070), (2068, 37665), (2115, 36828), (2430, 32054), (2511, 31020), (2538, 30690), (2585, 30132), (2673, 29140), (2790, 27918), (2820, 27621), (2914, 26730), (2970, 26226), (3069, 25380), (3102, 25110), (3348, 23265), (3410, 22842), (3564, 21855), (3807, 20460), (4092, 19035), (4185, 18612), (4230, 18414), (4371, 17820), (4455, 17484), (4653, 16740), (4860, 16027), (5022, 15510), (5076, 15345), (5115, 15228), (5170, 15066), (5346, 14570), (5580, 13959), (5828, 13365), (5940, 13113), (6138, 12690), (6204, 12555), (6345, 12276), (6820, 11421), (7285, 10692), (7533, 10340), (7614, 10230), (7755, 10044), (8370, 9306), (8460, 9207), (8742, 8910)]