778990320

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{2053}}^1$

素因数の和:2120

約数の個数: 240

約数和(自身を含む): 2860745472

約数和(自身を除く): 2081755152

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 31, 34, 36, 40, 45, 48, 51, 60, 62, 68, 72, 80, 85, 90, 93, 102, 120, 124, 136, 144, 153, 155, 170, 180, 186, 204, 240, 248, 255, 272, 279, 306, 310, 340, 360, 372, 408, 465, 496, 510, 527, 558, 612, 620, 680, 720, 744, 765, 816, 930, 1020, 1054, 1116, 1224, 1240, 1360, 1395, 1488, 1530, 1581, 1860, 2040, 2053, 2108, 2232, 2448, 2480, 2635, 2790, 3060, 3162, 3720, 4080, 4106, 4216, 4464, 4743, 5270, 5580, 6120, 6159, 6324, 7440, 7905, 8212, 8432, 9486, 10265, 10540, 11160, 12240, 12318, 12648, 15810, 16424, 18477, 18972, 20530, 21080, 22320, 23715, 24636, 25296, 30795, 31620, 32848, 34901, 36954, 37944, 41060, 42160, 47430, 49272, 61590, 63240, 63643, 69802, 73908, 75888, 82120, 92385, 94860, 98544, 104703, 123180, 126480, 127286, 139604, 147816, 164240, 174505, 184770, 189720, 190929, 209406, 246360, 254572, 279208, 295632, 314109, 318215, 349010, 369540, 379440, 381858, 418812, 492720, 509144, 523515, 558416, 572787, 628218, 636430, 698020, 739080, 763716, 837624, 954645, 1018288, 1047030, 1081931, 1145574, 1256436, 1272860, 1396040, 1478160, 1527432, 1570545, 1675248, 1909290, 2094060, 2163862, 2291148, 2512872, 2545720, 2792080, 2863935, 3054864, 3141090, 3245793, 3818580, 4188120, 4327724, 4582296, 5025744, 5091440, 5409655, 5727870, 6282180, 6491586, 7637160, 8376240, 8655448, 9164592, 9737379, 10819310, 11455740, 12564360, 12983172, 15274320, 16228965, 17310896, 19474758, 21638620, 22911480, 25128720, 25966344, 32457930, 38949516, 43277240, 45822960, 48686895, 51932688, 64915860, 77899032, 86554480, 97373790, 129831720, 155798064, 194747580, 259663440, 389495160, 778990320]

約数ペア:

[(1, 778990320), (2, 389495160), (3, 259663440), (4, 194747580), (5, 155798064), (6, 129831720), (8, 97373790), (9, 86554480), (10, 77899032), (12, 64915860), (15, 51932688), (16, 48686895), (17, 45822960), (18, 43277240), (20, 38949516), (24, 32457930), (30, 25966344), (31, 25128720), (34, 22911480), (36, 21638620), (40, 19474758), (45, 17310896), (48, 16228965), (51, 15274320), (60, 12983172), (62, 12564360), (68, 11455740), (72, 10819310), (80, 9737379), (85, 9164592), (90, 8655448), (93, 8376240), (102, 7637160), (120, 6491586), (124, 6282180), (136, 5727870), (144, 5409655), (153, 5091440), (155, 5025744), (170, 4582296), (180, 4327724), (186, 4188120), (204, 3818580), (240, 3245793), (248, 3141090), (255, 3054864), (272, 2863935), (279, 2792080), (306, 2545720), (310, 2512872), (340, 2291148), (360, 2163862), (372, 2094060), (408, 1909290), (465, 1675248), (496, 1570545), (510, 1527432), (527, 1478160), (558, 1396040), (612, 1272860), (620, 1256436), (680, 1145574), (720, 1081931), (744, 1047030), (765, 1018288), (816, 954645), (930, 837624), (1020, 763716), (1054, 739080), (1116, 698020), (1224, 636430), (1240, 628218), (1360, 572787), (1395, 558416), (1488, 523515), (1530, 509144), (1581, 492720), (1860, 418812), (2040, 381858), (2053, 379440), (2108, 369540), (2232, 349010), (2448, 318215), (2480, 314109), (2635, 295632), (2790, 279208), (3060, 254572), (3162, 246360), (3720, 209406), (4080, 190929), (4106, 189720), (4216, 184770), (4464, 174505), (4743, 164240), (5270, 147816), (5580, 139604), (6120, 127286), (6159, 126480), (6324, 123180), (7440, 104703), (7905, 98544), (8212, 94860), (8432, 92385), (9486, 82120), (10265, 75888), (10540, 73908), (11160, 69802), (12240, 63643), (12318, 63240), (12648, 61590), (15810, 49272), (16424, 47430), (18477, 42160), (18972, 41060), (20530, 37944), (21080, 36954), (22320, 34901), (23715, 32848), (24636, 31620), (25296, 30795)]