686412090

素因数分解:

$2^1\times 3^3\times 5^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{307}}^1$

素因数の和:363

約数の個数: 288

約数和(自身を含む): 2313178560

約数和(自身を除く): 1626766470

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 26, 27, 30, 35, 39, 42, 45, 49, 54, 63, 65, 70, 78, 90, 91, 98, 105, 117, 126, 130, 135, 147, 169, 182, 189, 195, 210, 234, 245, 270, 273, 294, 307, 315, 338, 351, 378, 390, 441, 455, 490, 507, 546, 585, 614, 630, 637, 702, 735, 819, 845, 882, 910, 921, 945, 1014, 1170, 1183, 1274, 1323, 1365, 1470, 1521, 1535, 1638, 1690, 1755, 1842, 1890, 1911, 2149, 2205, 2366, 2457, 2535, 2646, 2730, 2763, 3042, 3070, 3185, 3510, 3549, 3822, 3991, 4095, 4298, 4410, 4563, 4605, 4914, 5070, 5526, 5733, 5915, 6370, 6447, 6615, 7098, 7605, 7982, 8190, 8281, 8289, 9126, 9210, 9555, 10647, 10745, 11466, 11830, 11973, 12285, 12894, 13230, 13815, 15043, 15210, 16562, 16578, 17199, 17745, 19110, 19341, 19955, 21294, 21490, 22815, 23946, 24570, 24843, 27630, 27937, 28665, 30086, 31941, 32235, 34398, 35490, 35919, 38682, 39910, 41405, 41445, 45129, 45630, 49686, 51883, 53235, 55874, 57330, 58023, 59865, 63882, 64470, 71838, 74529, 75215, 82810, 82890, 83811, 85995, 90258, 96705, 103766, 106470, 107757, 116046, 119730, 124215, 135387, 139685, 149058, 150430, 155649, 159705, 167622, 171990, 179595, 193410, 195559, 215514, 223587, 225645, 248430, 251433, 259415, 270774, 279370, 290115, 311298, 319410, 359190, 363181, 372645, 391118, 406161, 419055, 447174, 451290, 466947, 502866, 518830, 538785, 580230, 586677, 676935, 726362, 745290, 754299, 778245, 812322, 838110, 933894, 977795, 1077570, 1089543, 1117935, 1173354, 1257165, 1353870, 1400841, 1508598, 1556490, 1760031, 1815905, 1955590, 2030805, 2179086, 2235870, 2334735, 2514330, 2542267, 2801682, 2933385, 3268629, 3520062, 3631810, 3771495, 4061610, 4669470, 5084534, 5280093, 5447715, 5866770, 6537258, 7004205, 7542990, 7626801, 8800155, 9805887, 10560186, 10895430, 12711335, 14008410, 15253602, 16343145, 17600310, 19611774, 22880403, 25422670, 26400465, 32686290, 38134005, 45760806, 49029435, 52800930, 68641209, 76268010, 98058870, 114402015, 137282418, 228804030, 343206045, 686412090]

約数ペア:

[(1, 686412090), (2, 343206045), (3, 228804030), (5, 137282418), (6, 114402015), (7, 98058870), (9, 76268010), (10, 68641209), (13, 52800930), (14, 49029435), (15, 45760806), (18, 38134005), (21, 32686290), (26, 26400465), (27, 25422670), (30, 22880403), (35, 19611774), (39, 17600310), (42, 16343145), (45, 15253602), (49, 14008410), (54, 12711335), (63, 10895430), (65, 10560186), (70, 9805887), (78, 8800155), (90, 7626801), (91, 7542990), (98, 7004205), (105, 6537258), (117, 5866770), (126, 5447715), (130, 5280093), (135, 5084534), (147, 4669470), (169, 4061610), (182, 3771495), (189, 3631810), (195, 3520062), (210, 3268629), (234, 2933385), (245, 2801682), (270, 2542267), (273, 2514330), (294, 2334735), (307, 2235870), (315, 2179086), (338, 2030805), (351, 1955590), (378, 1815905), (390, 1760031), (441, 1556490), (455, 1508598), (490, 1400841), (507, 1353870), (546, 1257165), (585, 1173354), (614, 1117935), (630, 1089543), (637, 1077570), (702, 977795), (735, 933894), (819, 838110), (845, 812322), (882, 778245), (910, 754299), (921, 745290), (945, 726362), (1014, 676935), (1170, 586677), (1183, 580230), (1274, 538785), (1323, 518830), (1365, 502866), (1470, 466947), (1521, 451290), (1535, 447174), (1638, 419055), (1690, 406161), (1755, 391118), (1842, 372645), (1890, 363181), (1911, 359190), (2149, 319410), (2205, 311298), (2366, 290115), (2457, 279370), (2535, 270774), (2646, 259415), (2730, 251433), (2763, 248430), (3042, 225645), (3070, 223587), (3185, 215514), (3510, 195559), (3549, 193410), (3822, 179595), (3991, 171990), (4095, 167622), (4298, 159705), (4410, 155649), (4563, 150430), (4605, 149058), (4914, 139685), (5070, 135387), (5526, 124215), (5733, 119730), (5915, 116046), (6370, 107757), (6447, 106470), (6615, 103766), (7098, 96705), (7605, 90258), (7982, 85995), (8190, 83811), (8281, 82890), (8289, 82810), (9126, 75215), (9210, 74529), (9555, 71838), (10647, 64470), (10745, 63882), (11466, 59865), (11830, 58023), (11973, 57330), (12285, 55874), (12894, 53235), (13230, 51883), (13815, 49686), (15043, 45630), (15210, 45129), (16562, 41445), (16578, 41405), (17199, 39910), (17745, 38682), (19110, 35919), (19341, 35490), (19955, 34398), (21294, 32235), (21490, 31941), (22815, 30086), (23946, 28665), (24570, 27937), (24843, 27630)]