816828948

素因数分解:

$2^2\times 3^5\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{509}}^1$

素因数の和:668

約数の個数: 144

約数和(自身を含む): 2328668160

約数和(自身を除く): 1511839212

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 81, 108, 117, 127, 156, 162, 234, 243, 254, 324, 351, 381, 468, 486, 508, 509, 702, 762, 972, 1018, 1053, 1143, 1404, 1524, 1527, 1651, 2036, 2106, 2286, 3054, 3159, 3302, 3429, 4212, 4572, 4581, 4953, 6108, 6318, 6604, 6617, 6858, 9162, 9906, 10287, 12636, 13234, 13716, 13743, 14859, 18324, 19812, 19851, 20574, 26468, 27486, 29718, 30861, 39702, 41148, 41229, 44577, 54972, 59436, 59553, 61722, 64643, 79404, 82458, 89154, 119106, 123444, 123687, 129286, 133731, 164916, 178308, 178659, 193929, 238212, 247374, 258572, 267462, 357318, 387858, 401193, 494748, 534924, 535977, 581787, 714636, 775716, 802386, 840359, 1071954, 1163574, 1604772, 1607931, 1680718, 1745361, 2143908, 2327148, 2521077, 3215862, 3361436, 3490722, 5042154, 5236083, 6431724, 6981444, 7563231, 10084308, 10472166, 15126462, 15708249, 20944332, 22689693, 30252924, 31416498, 45379386, 62832996, 68069079, 90758772, 136138158, 204207237, 272276316, 408414474, 816828948]

約数ペア:

[(1, 816828948), (2, 408414474), (3, 272276316), (4, 204207237), (6, 136138158), (9, 90758772), (12, 68069079), (13, 62832996), (18, 45379386), (26, 31416498), (27, 30252924), (36, 22689693), (39, 20944332), (52, 15708249), (54, 15126462), (78, 10472166), (81, 10084308), (108, 7563231), (117, 6981444), (127, 6431724), (156, 5236083), (162, 5042154), (234, 3490722), (243, 3361436), (254, 3215862), (324, 2521077), (351, 2327148), (381, 2143908), (468, 1745361), (486, 1680718), (508, 1607931), (509, 1604772), (702, 1163574), (762, 1071954), (972, 840359), (1018, 802386), (1053, 775716), (1143, 714636), (1404, 581787), (1524, 535977), (1527, 534924), (1651, 494748), (2036, 401193), (2106, 387858), (2286, 357318), (3054, 267462), (3159, 258572), (3302, 247374), (3429, 238212), (4212, 193929), (4572, 178659), (4581, 178308), (4953, 164916), (6108, 133731), (6318, 129286), (6604, 123687), (6617, 123444), (6858, 119106), (9162, 89154), (9906, 82458), (10287, 79404), (12636, 64643), (13234, 61722), (13716, 59553), (13743, 59436), (14859, 54972), (18324, 44577), (19812, 41229), (19851, 41148), (20574, 39702), (26468, 30861), (27486, 29718)]