181738908

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{431}}^1$

素因数の和:524

約数の個数: 144

約数和(自身を含む): 534957696

約数和(自身を除く): 353218788

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 17, 18, 26, 34, 36, 39, 51, 52, 53, 68, 78, 102, 106, 117, 153, 156, 159, 204, 212, 221, 234, 306, 318, 431, 442, 468, 477, 612, 636, 663, 689, 862, 884, 901, 954, 1293, 1326, 1378, 1724, 1802, 1908, 1989, 2067, 2586, 2652, 2703, 2756, 3604, 3879, 3978, 4134, 5172, 5406, 5603, 6201, 7327, 7758, 7956, 8109, 8268, 10812, 11206, 11713, 12402, 14654, 15516, 16218, 16809, 21981, 22412, 22843, 23426, 24804, 29308, 32436, 33618, 35139, 43962, 45686, 46852, 50427, 65943, 67236, 68529, 70278, 87924, 91372, 95251, 100854, 105417, 131886, 137058, 140556, 190502, 201708, 205587, 210834, 263772, 274116, 285753, 296959, 381004, 388331, 411174, 421668, 571506, 593918, 776662, 822348, 857259, 890877, 1143012, 1164993, 1187836, 1553324, 1714518, 1781754, 2329986, 2672631, 3429036, 3494979, 3563508, 4659972, 5048303, 5345262, 6989958, 10096606, 10690524, 13979916, 15144909, 20193212, 30289818, 45434727, 60579636, 90869454, 181738908]

約数ペア:

[(1, 181738908), (2, 90869454), (3, 60579636), (4, 45434727), (6, 30289818), (9, 20193212), (12, 15144909), (13, 13979916), (17, 10690524), (18, 10096606), (26, 6989958), (34, 5345262), (36, 5048303), (39, 4659972), (51, 3563508), (52, 3494979), (53, 3429036), (68, 2672631), (78, 2329986), (102, 1781754), (106, 1714518), (117, 1553324), (153, 1187836), (156, 1164993), (159, 1143012), (204, 890877), (212, 857259), (221, 822348), (234, 776662), (306, 593918), (318, 571506), (431, 421668), (442, 411174), (468, 388331), (477, 381004), (612, 296959), (636, 285753), (663, 274116), (689, 263772), (862, 210834), (884, 205587), (901, 201708), (954, 190502), (1293, 140556), (1326, 137058), (1378, 131886), (1724, 105417), (1802, 100854), (1908, 95251), (1989, 91372), (2067, 87924), (2586, 70278), (2652, 68529), (2703, 67236), (2756, 65943), (3604, 50427), (3879, 46852), (3978, 45686), (4134, 43962), (5172, 35139), (5406, 33618), (5603, 32436), (6201, 29308), (7327, 24804), (7758, 23426), (7956, 22843), (8109, 22412), (8268, 21981), (10812, 16809), (11206, 16218), (11713, 15516), (12402, 14654)]